Messier 49 (Norwegian Wikipedia)

Analysis of information sources in references of the Wikipedia article "Messier 49" in Norwegian language version.

refsWebsite

Global rank Norwegian rank

887^th place

996^th place

1books.google.com

3^rd place

36^th place

18^th place

86^th place

books.google.com

Thompson, Robert Bruce; Thompson, Barbara Fritchman (2007). Illustrated guide to astronomical wonders. DIY science. O'Reilly Media, Inc. s. 492. ISBN 0-596-52685-7.

caltech.edu

ned.ipac.caltech.edu

«NASA/IPAC Extragalactic Database». Results for NGC 4472. Besøkt 26. september 2006.

harvard.edu

adsabs.harvard.edu

Ekers, R. D.; Kotanyi, C. G. (juni 1978). «NGC 4472 – A very weak radio galaxy». Astronomy and Astrophysics. 67 (1): 47–50. Bibcode:1978A&A....67...47E.