Messier 89 (Norwegian Wikipedia)
Analysis of information sources in references of the Wikipedia article "Messier 89" in Norwegian language version.
refsWebsite
Global rank
Norwegian rank
18th place
86th place
887th place
996th place
arxiv.org
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J. L. Tonry; A. Dressler; J. P. Blakeslee; E. A. Ajhar; m.fl. (2001). «The SBF Survey of Galaxy Distances. IV. SBF Magnitudes, Colors, and Distances». Astrophysical Journal. 546 (2): 681–693. Bibcode:2001ApJ...546..681T. arXiv:astro-ph/0011223
. doi:10.1086/318301.
caltech.edu
ned.ipac.caltech.edu
- «NASA/IPAC Extragalactic Database». Results for NGC 4552. Besøkt 24. oktober 2006.
doi.org
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J. L. Tonry; A. Dressler; J. P. Blakeslee; E. A. Ajhar; m.fl. (2001). «The SBF Survey of Galaxy Distances. IV. SBF Magnitudes, Colors, and Distances». Astrophysical Journal. 546 (2): 681–693. Bibcode:2001ApJ...546..681T. arXiv:astro-ph/0011223 . doi:10.1086/318301.
harvard.edu
adsabs.harvard.edu
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J. L. Tonry; A. Dressler; J. P. Blakeslee; E. A. Ajhar; m.fl. (2001). «The SBF Survey of Galaxy Distances. IV. SBF Magnitudes, Colors, and Distances». Astrophysical Journal. 546 (2): 681–693. Bibcode:2001ApJ...546..681T. arXiv:astro-ph/0011223 . doi:10.1086/318301.