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, 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.