Mora, M. D. and Larsen, S. S. and Kissler-Patig, M. Spectroscopy of globular clusters in the low-luminosity spiral galaxy NGC 45 // Astronomy and Astrophysics. — 2008. — Vol. 489. — P. 1065-1071. — doi:10.1051/0004-6361:200810084. — Bibcode:2008A&A...489.1065M.
Mora, M. D. and Larsen, S. S. and Kissler-Patig, M. Spectroscopy of globular clusters in the low-luminosity spiral galaxy NGC 45 // Astronomy and Astrophysics. — 2008. — Vol. 489. — P. 1065-1071. — doi:10.1051/0004-6361:200810084. — Bibcode:2008A&A...489.1065M.