P. Grosbø et H. Dottori, «Star formation in grand-design, spiral galaxies», Astronomy & Astrophysics, vol.542, , p.22 pages (DOI10.1051/0004-6361/201118099, lire en ligne)
S. Comerón, J. H. Knapen, J. E. Beckman, E. Laurikainen, H. Salo, I. Martínez-Valpuesta et R. J. Buta, «AINUR: Atlas of Images of NUclear Rings», Monthly Notices of the Royal Astronomical Society, vol.402#4, , p.2462-2490 (DOI10.1111/j.1365-2966.2009.16057.x, Bibcode2010MNRAS.402.2462C, lire en ligne[PDF])
A.M. Garcia, «General study of group membership. II - Determination of nearby groups», Astronomy and Astrophysics Supplement Series, vol.100 #1, , p.47-90 (Bibcode1993A&AS..100...47G)
S. Comerón, J. H. Knapen, J. E. Beckman, E. Laurikainen, H. Salo, I. Martínez-Valpuesta et R. J. Buta, «AINUR: Atlas of Images of NUclear Rings», Monthly Notices of the Royal Astronomical Society, vol.402#4, , p.2462-2490 (DOI10.1111/j.1365-2966.2009.16057.x, Bibcode2010MNRAS.402.2462C, lire en ligne[PDF])
P. Grosbø et H. Dottori, «Star formation in grand-design, spiral galaxies», Astronomy & Astrophysics, vol.542, , p.22 pages (DOI10.1051/0004-6361/201118099, lire en ligne)
S. Comerón, J. H. Knapen, J. E. Beckman, E. Laurikainen, H. Salo, I. Martínez-Valpuesta et R. J. Buta, «AINUR: Atlas of Images of NUclear Rings», Monthly Notices of the Royal Astronomical Society, vol.402#4, , p.2462-2490 (DOI10.1111/j.1365-2966.2009.16057.x, Bibcode2010MNRAS.402.2462C, lire en ligne[PDF])