NGC 81 (Czech Wikipedia)

Analysis of information sources in references of the Wikipedia article "NGC 81" in Czech language version.

refsWebsite

Global rank Czech rank

2^nd place

4^th place

1web.archive.org

1^st place

1^st place

doi.org

Thomas H. Jarrett, John M. Carpenter, John E. Gizis, Carol Lonsdale: The Two Micron All Sky Survey (2MASS). In: The Astronomical Journal. únor 2006. DOI 10.1086/498708.

web.archive.org

NGC/IC Project. www.ngcicproject.org [online]. [cit. 2010-02-15]. Dostupné v archivu pořízeném dne 2010-02-18.