J. L. Tonry; A. Dressler; J. P. Blakeslee; E. A. Ajhar και άλλοι. (2001). «The SBF Survey of Galaxy Distances. IV. SBF Magnitudes, Colors, and Distances». Astrophysical Journal546 (2): 681–693. doi:10.1086/318301. Bibcode: 2001ApJ...546..681T.
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. doi:10.1007/s10511-006-0002-6. Bibcode: 2006Ap.....49....3K.
Ho, Luis C.; Filippenko, Alexei V.; Sargent, Wallace L. W. (October 1997). «A Search for 'Dwarf' Seyfert Nuclei. III. Spectroscopic Parameters and Properties of the Host Galaxies». The Astrophysical Journal Supplement Series112: 315. doi:10.1086/313041. Bibcode: 1997ApJS..112..315H.
Martins, Lucimara P.; Lanfranchi, Gustavo; Goncalves, Denise R.; Magrini, Laura; Teodorescu, Ana M.; Quireza, Cintia (February 2012). «The ionization mechanism of NGC 185: How to fake a Seyfert galaxy?». Monthly Notices of the Royal Astronomical Society419 (4): 3159–3166. doi:10.1111/j.1365-2966.2011.19954.x. Bibcode: 2012MNRAS.419.3159M.
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J. L. Tonry; A. Dressler; J. P. Blakeslee; E. A. Ajhar και άλλοι. (2001). «The SBF Survey of Galaxy Distances. IV. SBF Magnitudes, Colors, and Distances». Astrophysical Journal546 (2): 681–693. doi:10.1086/318301. Bibcode: 2001ApJ...546..681T.
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. doi:10.1007/s10511-006-0002-6. Bibcode: 2006Ap.....49....3K.
Ho, Luis C.; Filippenko, Alexei V.; Sargent, Wallace L. W. (October 1997). «A Search for 'Dwarf' Seyfert Nuclei. III. Spectroscopic Parameters and Properties of the Host Galaxies». The Astrophysical Journal Supplement Series112: 315. doi:10.1086/313041. Bibcode: 1997ApJS..112..315H.
Martins, Lucimara P.; Lanfranchi, Gustavo; Goncalves, Denise R.; Magrini, Laura; Teodorescu, Ana M.; Quireza, Cintia (February 2012). «The ionization mechanism of NGC 185: How to fake a Seyfert galaxy?». Monthly Notices of the Royal Astronomical Society419 (4): 3159–3166. doi:10.1111/j.1365-2966.2011.19954.x. Bibcode: 2012MNRAS.419.3159M.