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. doi:10.1051/0004-6361:20030170. Bibcode: 2003A&A...404...93K.
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. doi:10.1051/0004-6361:20030170. Bibcode: 2003A&A...404...93K.