Maa (Estonian Wikipedia)

Analysis of information sources in references of the Wikipedia article "Maa" in Estonian language version.

refsWebsite

Global rank Estonian rank

4web.archive.org

1^st place

1^st place

75^th place

59^th place

6,718^th place

1,163^rd place

237^th place

1,224^th place

18^th place

77^th place

harvard.edu

adsabs.harvard.edu

May, Robert M (1988). "How many species are there on earth?". Science, vol 241 (inglise).

nasa.gov

nightsky.jpl.nasa.gov

Andrew Fraknoi (kevad 2007). "How Fast Are You Moving When You Are Sitting Still?" (PDF). The Universe in the classroom. Vaadatud 11.04.2020.

nssdc.gsfc.nasa.gov

Williams, David R. Planetary Fact Sheets, NASA. Vaata näivaid läbimõõte Päikese ja Kuu leheküljel.

navy.mil

maia.usno.navy.mil

"IERS Bulletin A". Originaali arhiivikoopia seisuga 14. märts 2015. Vaadatud 21. juulil 2014.

obspm.fr

hpiers.obspm.fr

Useful Constants, IERS.

web.archive.org

Leap seconds, Time Service Department, USNO.
"IERS Bulletin A". Originaali arhiivikoopia seisuga 14. märts 2015. Vaadatud 21. juulil 2014.
EXCESS OF THE DURATION OF THE DAY TO 86400S AND ANGULAR VELOCITY OF THE EARTH'S ROTATION SINCE 1623 , IERS
Variations in the duration of the day