Grupo M101 (Portuguese Wikipedia)

Analysis of information sources in references of the Wikipedia article "Grupo M101" in Portuguese language version.

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caltech.edu

«NASA/IPAC Extragalactic Database». Results for various galaxies. Consultado em 15 de outubro de 2006

G. Giuricin, C. Marinoni, L. Ceriani, A. Pisani (2000). «Nearby Optical Galaxies: Selection of the Sample and Identification of Groups». Astrophysical Journal. 543: 178-194. doi:10.1086/317070
R. B. Tully (1982). «The Local Supercluster». Astrophysical Journal. 257: 389-422. doi:10.1086/159999
L. Ferrarese, H. C. Ford, J. Huchra, R. C. Kennicutt Jr., J. R. Mould, S. Sakai, W. L. Freedman, P. B. Stetson, B. F. Madore, B. K. Gibson, J. A. Graham, S. M. Hughes, G. D. Illingworth, D. D. Kelson, L. Macri, K. Sebo, N. A. Silbermann (2000). «A Database of Cepheid Distance Moduli and Tip of the Red Giant Branch, Globular Cluster Luminosity Function, Planetary Nebula Luminosity Function, and Surface Brightness Fluctuation Data Useful for Distance Determinations». Astrophysical Journal Supplement. 128: 431-459. doi:10.1086/313391

A. Garcia (1993). «General study of group membership. II - Determination of nearby groups». Astronomy and Astrophysics Supplement. 100: 47-90
G. Giuricin, C. Marinoni, L. Ceriani, A. Pisani (2000). «Nearby Optical Galaxies: Selection of the Sample and Identification of Groups». Astrophysical Journal. 543: 178-194. doi:10.1086/317070
P. Fouque, E. Gourgoulhon, P. Chamaraux, G. Paturel (1992). «Groups of galaxies within 80 Mpc. II - The catalogue of groups and group members». Astronomy and Astrophysics Supplement. 93: 211-233
R. B. Tully (1982). «The Local Supercluster». Astrophysical Journal. 257: 389-422. doi:10.1086/159999
L. Ferrarese, H. C. Ford, J. Huchra, R. C. Kennicutt Jr., J. R. Mould, S. Sakai, W. L. Freedman, P. B. Stetson, B. F. Madore, B. K. Gibson, J. A. Graham, S. M. Hughes, G. D. Illingworth, D. D. Kelson, L. Macri, K. Sebo, N. A. Silbermann (2000). «A Database of Cepheid Distance Moduli and Tip of the Red Giant Branch, Globular Cluster Luminosity Function, Planetary Nebula Luminosity Function, and Surface Brightness Fluctuation Data Useful for Distance Determinations». Astrophysical Journal Supplement. 128: 431-459. doi:10.1086/313391