ساختار زمین (Persian Wikipedia)

Analysis of information sources in references of the Wikipedia article "ساختار زمین" in Persian language version.

refsWebsite

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58webcitation.org

24^th place

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17web.archive.org

1^st place

16britannica.com

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10nationalgeographic.com

344^th place

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4oregonstate.edu

2,041^st place

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4universetoday.com

3,691^st place

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4about.com

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4usgs.gov

167^th place

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2thecanadianencyclopedia.com

4,862^nd place

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2nasa.gov

75^th place

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2stanford.edu

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1appstate.edu

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1usf.edu

3,436^th place

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1ameslab.gov

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1utk.edu

4,653^rd place

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1latech.edu

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1uwsp.edu

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1ehow.com

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1sdsu.edu

3,103^rd place

2,519^th place

1physicalgeography.net

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1stockton.edu

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1colorado.edu

2,526^th place

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1lanl.gov

3,495^th place

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1utexas.edu

916^th place

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1noaa.gov

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1nps.gov

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1iris.edu

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1ucsb.edu

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1gsu.edu

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1umich.edu

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1ucsc.edu

3,619^th place

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1bbc.co.uk

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1calpoly.edu

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1nrcan.gc.ca

2,765^th place

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1si.edu

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1cotf.edu

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1uiuc.edu

3,087^th place

3,363^rd place

about.com

geography.about.com

"Oceans and Seas" (به انگلیسی). About. Archived from the original on 11 November 2013. Retrieved 10 August 2013.
Amanda Briney (18 November 2010). "Geography of the World's Oceans" (به انگلیسی). About. Archived from the original on 11 November 2013. Retrieved 10 August 2013.
Matt Rosenberg (11 September 2008). "Atmosphere, Biosphere, Hydrosphere, Lithosphere" (به انگلیسی). About. Archived from the original on 12 November 2013. Retrieved 22 July 2013.

geology.about.com

"About Transforms" (به انگلیسی). About. 10 December 2003. Archived from the original on 12 November 2013. Retrieved 22 July 2013.

ameslab.gov

"What are the Rare Earths?" (به انگلیسی). Ames Laboratory. Archived from the original on 13 May 2014. Retrieved 18 November 2013.

appstate.edu

Marshall, Scott. "Earth's Composition and Structure: A Journey to the Center of the Earth" (PDF) (به انگلیسی). Appalachian State University. Archived from the original (PDF) on 21 January 2015. Retrieved 18 November 2013.

bbc.co.uk

"Earth's core far hotter than thought" (به انگلیسی). BBC NEWS. 26 April 2013. Archived from the original on 12 November 2013. Retrieved 24 July 2013.

britannica.com

"boring machine" (به انگلیسی). Encyclopedia Britannica. 18 June 2008. Archived from the original on 11 November 2013. Retrieved 25 October 2013.
"Pangea (supercontinent)" (به انگلیسی). Encyclopedia Britannica. 30 April 2008. Archived from the original on 11 November 2013. Retrieved 8 August 2013.
"Mount Everest (mountain, Asia)" (به انگلیسی). Encyclopedia Britannica. 22 April 2008. Archived from the original on 11 November 2013. Retrieved 10 August 2013.
"mountain (landform)" (به انگلیسی). Encyclopedia Britannica. 30 April 2008. Archived from the original on 12 November 2013. Retrieved 27 July 2013.
"continental landfor (geology)" (به انگلیسی). Encyclopedia Britannica. 28 April 2008. Archived from the original on 12 November 2013. Retrieved 10 August 2013.
"glacial landform" (به انگلیسی). Encyclopedia Britannica. 2 May 2008. Archived from the original on 12 November 2013. Retrieved 11 August 2013.
Rafferty, John. "Anthropocene Epoch (geochronology)" (به انگلیسی). Encyclopedia Britannica. Archived from the original on 3 April 2014. Retrieved 18 November 2013.
"oceanic crust (geology)" (به انگلیسی). Encyclopedia Britannica. 21 April 2008. Archived from the original on 12 November 2013. Retrieved 25 July 2013.
"lithosphere (geology)" (به انگلیسی). Encyclopedia Britannica. 18 May 2010. Archived from the original on 12 November 2013. Retrieved 22 July 2013.
"asthenosphere (geology)" (به انگلیسی). Encyclopedia Britannica. 21 April 2008. Archived from the original on 12 November 2013. Retrieved 24 July 2013.
"gravity (physics)" (به انگلیسی). Encyclopedia Britannica. 6 May 2008. Archived from the original on 12 November 2013. Retrieved 27 July 2013.
Bruce A. Bolt (28 April 2008). "earthquake (geology)" (به انگلیسی). Encyclopedia Britannica. Archived from the original on 12 November 2013. Retrieved 24 October 2013.
"tsunami (water wave)" (به انگلیسی). Encyclopedia Britannica. 25 May 2008. Archived from the original on 12 November 2013. Retrieved 24 October 2013.
"flood" (به انگلیسی). Encyclopedia Britannica. 30 April 2008. Archived from the original on 12 November 2013. Retrieved 24 October 2013.
Barbara B. Decker (30 April 2008). "volcano (geology)" (به انگلیسی). Encyclopedia Britannica. Archived from the original on 12 November 2013. Retrieved 24 October 2013.
"economic geology" (به انگلیسی). Encyclopedia Britannica. 11 June 2008. Archived from the original on 12 November 2013. Retrieved 25 October 2013.

calpoly.edu

Glen Thorncroft (19 September 2006). "How precise is Earth's gravity?" (PDF) (به انگلیسی). California Polytechnic State University. Archived from the original (PDF) on 12 November 2013. Retrieved 27 July 2013.

colorado.edu

"The Earth's Inside" (به انگلیسی). University of Colorado Boulder. 25 August 1999. Archived from the original on 22 June 2013. Retrieved 25 July 2013.

cotf.edu

"looking inside the earth" (به انگلیسی). COTF. 10 October 1997. Archived from the original on 3 August 2013. Retrieved 8 August 2013.

ehow.com

Doug Donald (4 September 2011). "Does the Ocean Floor Have Landforms Similar to the Continents?" (به انگلیسی). eHOW. Archived from the original on 12 November 2013. Retrieved 11 August 2013.

gsu.edu

hyperphysics.phy-astr.gsu.edu

"Structure of the Earth" (به انگلیسی). Georgia State University. 11 February 2010. Archived from the original on 12 November 2013. Retrieved 24 July 2013.

iris.edu

"Plate Boundaries" (به انگلیسی). IRIS Consortium. 28 May 2010. Archived from the original (PDF) on 12 November 2013. Retrieved 22 July 2013.

lanl.gov

ees1.lanl.gov

W. K. Brown, K. H. Wohletz (30 October 2013). "SFT and the Earth's Tectonic Plates" (به انگلیسی). Los Alamos National Laboratory. Archived from the original on 17 February 2013. Retrieved 25 July 2013.

latech.edu

"Fluvial Geomorph" (به انگلیسی). Louisiana Tech University. 25 January 2003. Archived from the original on 12 September 2013. Retrieved 11 August 2013.

nasa.gov

solarsystem.nasa.gov

"Earth: Facts & Figures" (به انگلیسی). NASA. 16 December 2003. Archived from the original on 12 November 2013. Retrieved 28 July 2013.

astroventure.arc.nasa.gov

"Lesson 2: Temperature, Pressure, and the Earth" (PDF) (به انگلیسی). NASA. 16 October 2006. Archived from the original (PDF) on 3 September 2013. Retrieved 8 August 2013.

nationalgeographic.com

education.nationalgeographic.com

"continental drift" (به انگلیسی). National Geographic. 9 October 2012. Archived from the original on 11 November 2013. Retrieved 22 July 2013.
"landform" (به انگلیسی). National Geographic. 11 November 2013. Archived from the original on 11 November 2013. Retrieved 11 August 2013.
"Crust" (به انگلیسی). National Geographic. 14 October 2012. Archived from the original on 12 November 2013. Retrieved 22 July 2013.
"mantle" (به انگلیسی). National Geographic. 21 October 2012. Archived from the original on 12 November 2013. Retrieved 25 July 2013.
"lithosphere" (به انگلیسی). National Geographic. Archived from the original on 12 November 2013. Retrieved 22 July 2013.
14 February 2008. "core" (به انگلیسی). National Geographic. Archived from the original on 12 November 2013. Retrieved 24 July 2013.

science.nationalgeographic.com

"Precambrian Time" (به انگلیسی). National Geographic. 21 January 2010. Archived from the original on 16 November 2013. Retrieved 16 November 2013.
"Plate Tectonics" (به انگلیسی). National Geographic. 18 January 2013. Archived from the original on 12 November 2013. Retrieved 22 July 2013.
"Inside the Earth" (به انگلیسی). National Geographic. 26 November 2010. Archived from the original on 12 November 2013. Retrieved 24 July 2013.

nationalgeographic.com

"Frequently Asked Questions" (به انگلیسی). National Geographic. 6 March 2008. Archived from the original on 11 November 2013. Retrieved 10 August 2013.

noaa.gov

oceanexplorer.noaa.gov

"What are the different types of plate tectonic boundaries?" (به انگلیسی). National Oceanic and Atmospheric Administration. 28 September 2013. Archived from the original on 12 November 2013. Retrieved 22 July 2013.

nps.gov

nature.nps.gov

"Convergent plate boundaries" (به انگلیسی). National Park Service. 28 April 2004. Archived from the original on 12 November 2013. Retrieved 23 July 2013.

nrcan.gc.ca

geomag.nrcan.gc.ca

"Generation of the Earth's magnetic field" (به انگلیسی). Natural Resources Canada. 24 August 2012. Archived from the original on 12 November 2013. Retrieved 24 July 2013.

oregonstate.edu

volcano.oregonstate.edu

"The Mantle" (به انگلیسی). Oregon State University. 17 October 2008. Archived from the original on 29 June 2013. Retrieved 24 July 2013.
"Outer Core" (به انگلیسی). Oregon State University. 17 October 2008. Archived from the original on 25 June 2013. Retrieved 24 July 2013.
"Inner Core" (به انگلیسی). Oregon State University. 17 October 2008f. Archived from the original on 25 June 2013. Retrieved 24 July 2013.
"The Crust" (به انگلیسی). Oregon State University. 17 October 2008. Archived from the original on 27 June 2013. Retrieved 28 July 2013.

physicalgeography.net

"Glossary of Terms: A" (به انگلیسی). Physical Geography. 18 February 2004. Archived from the original on 12 November 2013. Retrieved 11 August 2013.

sdsu.edu

geology.sdsu.edu

"volcanic landforms" (به انگلیسی). San Diego State University. 27 January 2001. Archived from the original on 12 November 2013. Retrieved 8 August 2013.

si.edu

mnh.si.edu

"Inside Earth" (به انگلیسی). Smithsonian Institution. 6 March 2005. Archived from the original on 12 November 2013. Retrieved 28 July 2013.

stanford.edu

news.stanford.edu

LOUIS BERGERON (16 May 2013). "Earth's iron core is surprisingly weak, Stanford researchers say" (به انگلیسی). Stanford University. Archived from the original on 12 November 2013. Retrieved 24 July 2013.

stanford.edu

"Gravity" (به انگلیسی). Stanford University. 10 May 2008. Archived from the original on 12 November 2013. Retrieved 27 July 2013.

stockton.edu

"Crust" (به انگلیسی). Richard Stockton College of New Jersey. 12 November 2013. Archived from the original on 12 November 2013. Retrieved 23 July 2013.

thecanadianencyclopedia.com

"River Landform" (به انگلیسی). The Canadian Encyclopedia. 11 November 2013. Archived from the original on 12 November 2013. Retrieved 9 August 2013.
"Aeolian Landform" (به انگلیسی). The Canadian Encyclopedia. 13 October 2012. Archived from the original on 12 November 2013. Retrieved 9 August 2013.

ucsb.edu

scienceline.ucsb.edu

"How is the asthenosphere different from the lithosphere?" (به انگلیسی). University of California, Santa Barbara. 29 October 2013. Archived from the original on 12 November 2013. Retrieved 24 July 2013.

ucsc.edu

www1.ucsc.edu

Tim Stephens (3 December 2001). "New details of Earth's internal structure emerge from seismic data" (به انگلیسی). University of California, Santa Cruz. Archived from the original on 29 October 2013. Retrieved 24 July 2013.

uiuc.edu

ww2010.atmos.uiuc.edu

"Atmospheric Pressure force exerted by the weight of the air" (به انگلیسی). University of Illinois at Urbana–Champaign. 23 January 1998. Archived from the original on 2 May 2013. Retrieved 20 April 2013.

umich.edu

"Planet Earth: Probing beyond the surface" (به انگلیسی). University of Michigan. 5 October 1999. Archived from the original on 12 November 2013. Retrieved 24 July 2013.

universetoday.com

JERRY COFFEY (14 September 2010). "What Is Lithosphere" (به انگلیسی). Universe Today. Archived from the original on 12 November 2013. Retrieved 23 July 2013.
FRASER CAIN (9 December 2009). "Earth's Mass" (به انگلیسی). Universe Today. Archived from the original on 12 November 2013. Retrieved 28 July 2013.
ABBY CESSNA (10 August 2009). "Volume of the Planets" (به انگلیسی). Universe Today. Archived from the original on 12 November 2013. Retrieved 28 July 2013.
JERRY COFFEY (10 March 2009). "Density of the Earth" (به انگلیسی). Universe Today. Archived from the original on 12 November 2013. Retrieved 28 July 2013.

usf.edu

chuma.cas.usf.edu

"Structure, Composition, and Rheology of the Earth" (به انگلیسی). University of South Florida. Archived from the original on 17 September 2013. Retrieved 18 November 2013.

usgs.gov

earthquake.usgs.gov

"Earthquake Glossary - lithosphere" (به انگلیسی). United States Geological Survey. Archived from the original on 12 November 2013. Retrieved 22 July 2013.
"Earthquake Glossary - asthenosphere" (به انگلیسی). United States Geological Survey. 11 May 2010. Archived from the original on 12 November 2013. Retrieved 24 July 2013.

pubs.usgs.gov

Eugene C. Robertson (11 November 2013). "The Interior of the Earth" (به انگلیسی). United States Geological Survey. Archived from the original on 11 November 2013. Retrieved 8 August 2013.

geomaps.wr.usgs.gov

"United States Geological Survey" (به انگلیسی). USGS Geology in the Parks. 23 August 2006. Archived from the original on 22 February 2013. Retrieved 22 July 2013.

utexas.edu

ig.utexas.edu

"Plate Tecnotics" (به انگلیسی). University of Texas at Austin. 18 January 2002. Archived from the original on 17 May 2013. Retrieved 25 July 2013.

utk.edu

csep10.phys.utk.edu

"The Interior of the Earth" (به انگلیسی). University of Tennessee. 27 April 1997. Archived from the original on 11 November 2013. Retrieved 8 August 2013.

uwsp.edu

www4.uwsp.edu

"Coastal Landforms and Processes" (به انگلیسی). University of Wisconsin–Stevens Point. 24 August 2007. Archived from the original on 26 July 2013. Retrieved 11 August 2013.

web.archive.org

Marshall, Scott. "Earth's Composition and Structure: A Journey to the Center of the Earth" (PDF) (به انگلیسی). Appalachian State University. Archived from the original (PDF) on 21 January 2015. Retrieved 18 November 2013.
"Structure, Composition, and Rheology of the Earth" (به انگلیسی). University of South Florida. Archived from the original on 17 September 2013. Retrieved 18 November 2013.
"What are the Rare Earths?" (به انگلیسی). Ames Laboratory. Archived from the original on 13 May 2014. Retrieved 18 November 2013.
Matt Rosenberg (22 May 2007). "Largest Continent - The World's Largest Continent" (به انگلیسی). About. Archived from the original on 15 June 2013. Retrieved 10 August 2013.{{cite web}}: نگهداری یادکرد:ربات:وضعیت نامعلوم پیوند اصلی (link)
"Fluvial Geomorph" (به انگلیسی). Louisiana Tech University. 25 January 2003. Archived from the original on 12 September 2013. Retrieved 11 August 2013.
"Coastal Landforms and Processes" (به انگلیسی). University of Wisconsin–Stevens Point. 24 August 2007. Archived from the original on 26 July 2013. Retrieved 11 August 2013.
"The Earth's Inside" (به انگلیسی). University of Colorado Boulder. 25 August 1999. Archived from the original on 22 June 2013. Retrieved 25 July 2013.
"The Mantle" (به انگلیسی). Oregon State University. 17 October 2008. Archived from the original on 29 June 2013. Retrieved 24 July 2013.
W. K. Brown, K. H. Wohletz (30 October 2013). "SFT and the Earth's Tectonic Plates" (به انگلیسی). Los Alamos National Laboratory. Archived from the original on 17 February 2013. Retrieved 25 July 2013.
"Plate Tecnotics" (به انگلیسی). University of Texas at Austin. 18 January 2002. Archived from the original on 17 May 2013. Retrieved 25 July 2013.
"United States Geological Survey" (به انگلیسی). USGS Geology in the Parks. 23 August 2006. Archived from the original on 22 February 2013. Retrieved 22 July 2013.
Tim Stephens (3 December 2001). "New details of Earth's internal structure emerge from seismic data" (به انگلیسی). University of California, Santa Cruz. Archived from the original on 29 October 2013. Retrieved 24 July 2013.
"Outer Core" (به انگلیسی). Oregon State University. 17 October 2008. Archived from the original on 25 June 2013. Retrieved 24 July 2013.
"Inner Core" (به انگلیسی). Oregon State University. 17 October 2008f. Archived from the original on 25 June 2013. Retrieved 24 July 2013.
"Lesson 2: Temperature, Pressure, and the Earth" (PDF) (به انگلیسی). NASA. 16 October 2006. Archived from the original (PDF) on 3 September 2013. Retrieved 8 August 2013.
"looking inside the earth" (به انگلیسی). COTF. 10 October 1997. Archived from the original on 3 August 2013. Retrieved 8 August 2013.
"The Crust" (به انگلیسی). Oregon State University. 17 October 2008. Archived from the original on 27 June 2013. Retrieved 28 July 2013.

webcitation.org

Eugene C. Robertson (11 November 2013). "The Interior of the Earth" (به انگلیسی). United States Geological Survey. Archived from the original on 11 November 2013. Retrieved 8 August 2013.
"The Interior of the Earth" (به انگلیسی). University of Tennessee. 27 April 1997. Archived from the original on 11 November 2013. Retrieved 8 August 2013.
"boring machine" (به انگلیسی). Encyclopedia Britannica. 18 June 2008. Archived from the original on 11 November 2013. Retrieved 25 October 2013.
"Precambrian Time" (به انگلیسی). National Geographic. 21 January 2010. Archived from the original on 16 November 2013. Retrieved 16 November 2013.
"continental drift" (به انگلیسی). National Geographic. 9 October 2012. Archived from the original on 11 November 2013. Retrieved 22 July 2013.
"Pangea (supercontinent)" (به انگلیسی). Encyclopedia Britannica. 30 April 2008. Archived from the original on 11 November 2013. Retrieved 8 August 2013.
"Oceans and Seas" (به انگلیسی). About. Archived from the original on 11 November 2013. Retrieved 10 August 2013.
"Frequently Asked Questions" (به انگلیسی). National Geographic. 6 March 2008. Archived from the original on 11 November 2013. Retrieved 10 August 2013.
"Mount Everest (mountain, Asia)" (به انگلیسی). Encyclopedia Britannica. 22 April 2008. Archived from the original on 11 November 2013. Retrieved 10 August 2013.
Amanda Briney (18 November 2010). "Geography of the World's Oceans" (به انگلیسی). About. Archived from the original on 11 November 2013. Retrieved 10 August 2013.
"landform" (به انگلیسی). National Geographic. 11 November 2013. Archived from the original on 11 November 2013. Retrieved 11 August 2013.
"mountain (landform)" (به انگلیسی). Encyclopedia Britannica. 30 April 2008. Archived from the original on 12 November 2013. Retrieved 27 July 2013.
"continental landfor (geology)" (به انگلیسی). Encyclopedia Britannica. 28 April 2008. Archived from the original on 12 November 2013. Retrieved 10 August 2013.
"River Landform" (به انگلیسی). The Canadian Encyclopedia. 11 November 2013. Archived from the original on 12 November 2013. Retrieved 9 August 2013.
"glacial landform" (به انگلیسی). Encyclopedia Britannica. 2 May 2008. Archived from the original on 12 November 2013. Retrieved 11 August 2013.
Doug Donald (4 September 2011). "Does the Ocean Floor Have Landforms Similar to the Continents?" (به انگلیسی). eHOW. Archived from the original on 12 November 2013. Retrieved 11 August 2013.
"volcanic landforms" (به انگلیسی). San Diego State University. 27 January 2001. Archived from the original on 12 November 2013. Retrieved 8 August 2013.
"Glossary of Terms: A" (به انگلیسی). Physical Geography. 18 February 2004. Archived from the original on 12 November 2013. Retrieved 11 August 2013.
"Aeolian Landform" (به انگلیسی). The Canadian Encyclopedia. 13 October 2012. Archived from the original on 12 November 2013. Retrieved 9 August 2013.
Rafferty, John. "Anthropocene Epoch (geochronology)" (به انگلیسی). Encyclopedia Britannica. Archived from the original on 3 April 2014. Retrieved 18 November 2013.
"Crust" (به انگلیسی). National Geographic. 14 October 2012. Archived from the original on 12 November 2013. Retrieved 22 July 2013.
"Earth: Facts & Figures" (به انگلیسی). NASA. 16 December 2003. Archived from the original on 12 November 2013. Retrieved 28 July 2013.
"Crust" (به انگلیسی). Richard Stockton College of New Jersey. 12 November 2013. Archived from the original on 12 November 2013. Retrieved 23 July 2013.
"oceanic crust (geology)" (به انگلیسی). Encyclopedia Britannica. 21 April 2008. Archived from the original on 12 November 2013. Retrieved 25 July 2013.
"mantle" (به انگلیسی). National Geographic. 21 October 2012. Archived from the original on 12 November 2013. Retrieved 25 July 2013.
"lithosphere (geology)" (به انگلیسی). Encyclopedia Britannica. 18 May 2010. Archived from the original on 12 November 2013. Retrieved 22 July 2013.
"lithosphere" (به انگلیسی). National Geographic. Archived from the original on 12 November 2013. Retrieved 22 July 2013.
Matt Rosenberg (11 September 2008). "Atmosphere, Biosphere, Hydrosphere, Lithosphere" (به انگلیسی). About. Archived from the original on 12 November 2013. Retrieved 22 July 2013.
"Earthquake Glossary - lithosphere" (به انگلیسی). United States Geological Survey. Archived from the original on 12 November 2013. Retrieved 22 July 2013.
JERRY COFFEY (14 September 2010). "What Is Lithosphere" (به انگلیسی). Universe Today. Archived from the original on 12 November 2013. Retrieved 23 July 2013.
"Plate Tectonics" (به انگلیسی). National Geographic. 18 January 2013. Archived from the original on 12 November 2013. Retrieved 22 July 2013.
"What are the different types of plate tectonic boundaries?" (به انگلیسی). National Oceanic and Atmospheric Administration. 28 September 2013. Archived from the original on 12 November 2013. Retrieved 22 July 2013.
"Convergent plate boundaries" (به انگلیسی). National Park Service. 28 April 2004. Archived from the original on 12 November 2013. Retrieved 23 July 2013.
"Plate Boundaries" (به انگلیسی). IRIS Consortium. 28 May 2010. Archived from the original (PDF) on 12 November 2013. Retrieved 22 July 2013.
"About Transforms" (به انگلیسی). About. 10 December 2003. Archived from the original on 12 November 2013. Retrieved 22 July 2013.
"Earthquake Glossary - asthenosphere" (به انگلیسی). United States Geological Survey. 11 May 2010. Archived from the original on 12 November 2013. Retrieved 24 July 2013.
"asthenosphere (geology)" (به انگلیسی). Encyclopedia Britannica. 21 April 2008. Archived from the original on 12 November 2013. Retrieved 24 July 2013.
"How is the asthenosphere different from the lithosphere?" (به انگلیسی). University of California, Santa Barbara. 29 October 2013. Archived from the original on 12 November 2013. Retrieved 24 July 2013.
"Structure of the Earth" (به انگلیسی). Georgia State University. 11 February 2010. Archived from the original on 12 November 2013. Retrieved 24 July 2013.
"Planet Earth: Probing beyond the surface" (به انگلیسی). University of Michigan. 5 October 1999. Archived from the original on 12 November 2013. Retrieved 24 July 2013.
14 February 2008. "core" (به انگلیسی). National Geographic. Archived from the original on 12 November 2013. Retrieved 24 July 2013.
"Inside the Earth" (به انگلیسی). National Geographic. 26 November 2010. Archived from the original on 12 November 2013. Retrieved 24 July 2013.
"Earth's core far hotter than thought" (به انگلیسی). BBC NEWS. 26 April 2013. Archived from the original on 12 November 2013. Retrieved 24 July 2013.
LOUIS BERGERON (16 May 2013). "Earth's iron core is surprisingly weak, Stanford researchers say" (به انگلیسی). Stanford University. Archived from the original on 12 November 2013. Retrieved 24 July 2013.
"gravity (physics)" (به انگلیسی). Encyclopedia Britannica. 6 May 2008. Archived from the original on 12 November 2013. Retrieved 27 July 2013.
"Gravity" (به انگلیسی). Stanford University. 10 May 2008. Archived from the original on 12 November 2013. Retrieved 27 July 2013.
Glen Thorncroft (19 September 2006). "How precise is Earth's gravity?" (PDF) (به انگلیسی). California Polytechnic State University. Archived from the original (PDF) on 12 November 2013. Retrieved 27 July 2013.
"Generation of the Earth's magnetic field" (به انگلیسی). Natural Resources Canada. 24 August 2012. Archived from the original on 12 November 2013. Retrieved 24 July 2013.
"Inside Earth" (به انگلیسی). Smithsonian Institution. 6 March 2005. Archived from the original on 12 November 2013. Retrieved 28 July 2013.
FRASER CAIN (9 December 2009). "Earth's Mass" (به انگلیسی). Universe Today. Archived from the original on 12 November 2013. Retrieved 28 July 2013.
ABBY CESSNA (10 August 2009). "Volume of the Planets" (به انگلیسی). Universe Today. Archived from the original on 12 November 2013. Retrieved 28 July 2013.
JERRY COFFEY (10 March 2009). "Density of the Earth" (به انگلیسی). Universe Today. Archived from the original on 12 November 2013. Retrieved 28 July 2013.
Bruce A. Bolt (28 April 2008). "earthquake (geology)" (به انگلیسی). Encyclopedia Britannica. Archived from the original on 12 November 2013. Retrieved 24 October 2013.
"tsunami (water wave)" (به انگلیسی). Encyclopedia Britannica. 25 May 2008. Archived from the original on 12 November 2013. Retrieved 24 October 2013.
"flood" (به انگلیسی). Encyclopedia Britannica. 30 April 2008. Archived from the original on 12 November 2013. Retrieved 24 October 2013.
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