Gravita serurtruo (Esperanto Wikipedia)

Analysis of information sources in references of the Wikipedia article "Gravita serurtruo" in Esperanto language version.

refsWebsite

Global rank Esperanto rank

3web.archive.org

1^st place

1^st place

low place

low place

75^th place

30^th place

1popularmechanics.com

1,808^th place

5,127^th place

nasa.gov

jpl.nasa.gov

Dwayne Brown (2008-04-16). NASA Refines Asteroid Apophis' Path Toward Earth. NASA. Arkivita el la originalo je 2009-10-10. Alirita 2009-10-08 .

impact.arc.nasa.gov

Time Magazine Online. "How to Save the Planet: An Asteroid Named Apophis may put us to the Test" by Leon Jaroff. August 13, 2005.. Arkivita el la originalo je 2012-02-07. Alirita 2010-08-06 .

popularmechanics.com

Popular Mechanics. "The Threat is Out There" by David Noland. December, 2006.. Arkivita el la originalo je 2010-03-27. Alirita 2010-08-06 .

web.archive.org

Dwayne Brown (2008-04-16). NASA Refines Asteroid Apophis' Path Toward Earth. NASA. Arkivita el la originalo je 2009-10-10. Alirita 2009-10-08 .
Time Magazine Online. "How to Save the Planet: An Asteroid Named Apophis may put us to the Test" by Leon Jaroff. August 13, 2005.. Arkivita el la originalo je 2012-02-07. Alirita 2010-08-06 .
Popular Mechanics. "The Threat is Out There" by David Noland. December, 2006.. Arkivita el la originalo je 2010-03-27. Alirita 2010-08-06 .

wikipedia.org

en.wikipedia.org

99942 Apophis en la angla Vikipedio
B612 Foundation en la angla Vikipedio