துருவ இரவு (Tamil Wikipedia)

Analysis of information sources in references of the Wikipedia article "துருவ இரவு" in Tamil language version.

refsWebsite

Global rank Tamil rank

1nwtresearch.com

low place

low place

1livescience.com

1,190^th place

412^th place

75^th place

60^th place

livescience.com

Rao, Joe (21 September 2010). "The Myth of Arctic Daylight and Darkness Exposed". Live Science. பார்க்கப்பட்ட நாள் 14 April 2017.

nasa.gov

www-istp.gsfc.nasa.gov

NASA: The Sun and Seasons NASA. (See last paragraph, section 164.) By David Stern. Last updated Sept. 17, 2004. Downloaded Feb. 17, 2017.

nwtresearch.com

Burn, Chris. The Polar Night (PDF). The Aurora Research Institute. பார்க்கப்பட்ட நாள் 28 September 2015.