Edward Charles Pickering (Czech Wikipedia)

Analysis of information sources in references of the Wikipedia article "Edward Charles Pickering" in Czech language version.

refsWebsite

Global rank Czech rank

1books.google.com

3^rd place

25^th place

272^nd place

825^th place

18^th place

99^th place

1projectcontinua.org

low place

low place

books.google.com

PICKERING, Edward Charles. The International Who's Who in the World. [s.l.]: [s.n.], 1912. Dostupné online. S. 856.

cnet.com

The 19th century women who catalogued the cosmos, Michelle Starr, Cnet News, March 7, 2016

harvard.edu

adsabs.harvard.edu

Miss Leavitt in Pickering, Edward C. "Periods of 25 Variable Stars in the Small Magellanic Cloud" Harvard College Observatory Circular 173 (1912) 1–3.

projectcontinua.org

Annie Jump Cannon - [online]. [cit. 2016-03-31]. Dostupné online. (anglicky)