M91 (astronomia) (Italian Wikipedia)

Analysis of information sources in references of the Wikipedia article "M91 (astronomia)" in Italian language version.

refsWebsite

Global rank Italian rank

low place

low place

887^th place

990^th place

18^th place

104^th place

2^nd place

7^th place

caltech.edu

nedipac.caltech.edu

NASA/IPAC Extragalactic Database, su Results for NGC 4548. URL consultato il 13 dicembre 2006.

cseligman.com

(EN) Courtney Seligman, NGC Objects: NGC 4500 - 4549, in Celestial Atlas. URL consultato il 24 aprile 2020.

doi.org

dx.doi.org

J. L. Tonry, A. Dressler, J. P. Blakeslee, E. A. Ajhar, A. B. Fletcher, G. A. Luppino, M. R. Metzger, C. B. Moore, The SBF Survey of Galaxy Distances. IV. SBF Magnitudes, Colors, and Distances, in Astrophysical Journal, vol. 546, n. 2, 2001, pp. 681–693, DOI:10.1086/318301.

harvard.edu

adsabs.harvard.edu

J. L. Tonry, A. Dressler, J. P. Blakeslee, E. A. Ajhar, A. B. Fletcher, G. A. Luppino, M. R. Metzger, C. B. Moore, The SBF Survey of Galaxy Distances. IV. SBF Magnitudes, Colors, and Distances, in Astrophysical Journal, vol. 546, n. 2, 2001, pp. 681–693, DOI:10.1086/318301.