I. D. Karachentsev, E. K. Grebel, M. E. Sharina, A. E. Dolphin, D. Geisler, P. Guhathakrta, P. W. Hodge, V. E. Karachentseva, A. Sarajedini, P. Seitzer (2003). “Distances to nearby galaxies in Sculptor”. Astronomy and Astrophysics404 (1): 93-111. arXiv:astro-ph/0302045. Bibcode: 2003A&A...404...93K. doi:10.1051/0004-6361:20030170.
Rekola, R.; Richer, M. G.; McCall, Marshall L.; Valtonen, M. J.; Kotilainen, J. K.; Flynn, Chris (2005). “Distance to NGC 253 based on the planetary nebula luminosity function”. Monthly Notices of the Royal Astronomical Society361 (1): 330-336. Bibcode: 2005MNRAS.361..330R. doi:10.1111/j.1365-2966.2005.09166.x.
I. D. Karachentsev, V. E. Karachentseva, W. K. Hutchmeier, D. I. Makarov (2004). “A Catalog of Neighboring Galaxies”. Astronomical Journal127 (4): 2031-2068. Bibcode: 2004AJ....127.2031K. doi:10.1086/382905.
Karachentsev, I. D.; Kashibadze, O. G. (2006). “Masses of the local group and of the M81 group estimated from distortions in the local velocity field”. Astrophysics49 (1): 3-18. Bibcode: 2006Ap.....49....3K. doi:10.1007/s10511-006-0002-6.
I. D. Karachentsev, E. K. Grebel, M. E. Sharina, A. E. Dolphin, D. Geisler, P. Guhathakrta, P. W. Hodge, V. E. Karachentseva, A. Sarajedini, P. Seitzer (2003). “Distances to nearby galaxies in Sculptor”. Astronomy and Astrophysics404 (1): 93-111. arXiv:astro-ph/0302045. Bibcode: 2003A&A...404...93K. doi:10.1051/0004-6361:20030170.
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Rekola, R.; Richer, M. G.; McCall, Marshall L.; Valtonen, M. J.; Kotilainen, J. K.; Flynn, Chris (2005). “Distance to NGC 253 based on the planetary nebula luminosity function”. Monthly Notices of the Royal Astronomical Society361 (1): 330-336. Bibcode: 2005MNRAS.361..330R. doi:10.1111/j.1365-2966.2005.09166.x.
Dreyer, J. L. E. (1888). “A New General Catalogue of Nebulae and Clusters of Stars,being the Catalogue of the late Sir John F.W. Herschel, Bart., revised, corrected, and enlarged”. Memoirs of the Royal Astronomical Society49: 1-237. Bibcode: 1888MmRAS..49....1D.
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I. D. Karachentsev, V. E. Karachentseva, W. K. Hutchmeier, D. I. Makarov (2004). “A Catalog of Neighboring Galaxies”. Astronomical Journal127 (4): 2031-2068. Bibcode: 2004AJ....127.2031K. doi:10.1086/382905.
Karachentsev, I. D.; Kashibadze, O. G. (2006). “Masses of the local group and of the M81 group estimated from distortions in the local velocity field”. Astrophysics49 (1): 3-18. Bibcode: 2006Ap.....49....3K. doi:10.1007/s10511-006-0002-6.
I. D. Karachentsev, E. K. Grebel, M. E. Sharina, A. E. Dolphin, D. Geisler, P. Guhathakrta, P. W. Hodge, V. E. Karachentseva, A. Sarajedini, P. Seitzer (2003). “Distances to nearby galaxies in Sculptor”. Astronomy and Astrophysics404 (1): 93-111. arXiv:astro-ph/0302045. Bibcode: 2003A&A...404...93K. doi:10.1051/0004-6361:20030170.