Riccardo Giovanelli; Martha P. Haynes; Brian R. Kent; Amélie Saintonge; Sabrina Stierwalt; Thomas J. Balonek; Noah Brosch; Barbara Catinella; Rebecca A. Koopmann; David A. Kornreich (). „The Arecibo Legacy Fast ALFA Survey. III. H i Source Catalog of the Northern Virgo Cluster Region”. Astronomical Journal (în engleză). 133 (6): 2569–2583. arXiv:astro-ph/0702316. Bibcode:2007AJ....133.2569G. doi:10.1086/516635. WikidataQ28114706.
Riccardo Giovanelli; Martha P. Haynes; Brian R. Kent; Amélie Saintonge; Sabrina Stierwalt; Thomas J. Balonek; Noah Brosch; Barbara Catinella; Rebecca A. Koopmann; David A. Kornreich (). „The Arecibo Legacy Fast ALFA Survey. III. H i Source Catalog of the Northern Virgo Cluster Region”. Astronomical Journal (în engleză). 133 (6): 2569–2583. arXiv:astro-ph/0702316. Bibcode:2007AJ....133.2569G. doi:10.1086/516635. WikidataQ28114706.
Riccardo Giovanelli; Martha P. Haynes; Brian R. Kent; Amélie Saintonge; Sabrina Stierwalt; Thomas J. Balonek; Noah Brosch; Barbara Catinella; Rebecca A. Koopmann; David A. Kornreich (). „The Arecibo Legacy Fast ALFA Survey. III. H i Source Catalog of the Northern Virgo Cluster Region”. Astronomical Journal (în engleză). 133 (6): 2569–2583. arXiv:astro-ph/0702316. Bibcode:2007AJ....133.2569G. doi:10.1086/516635. WikidataQ28114706.
Riccardo Giovanelli; Martha P. Haynes; Brian R. Kent; Amélie Saintonge; Sabrina Stierwalt; Thomas J. Balonek; Noah Brosch; Barbara Catinella; Rebecca A. Koopmann; David A. Kornreich (). „The Arecibo Legacy Fast ALFA Survey. III. H i Source Catalog of the Northern Virgo Cluster Region”. Astronomical Journal (în engleză). 133 (6): 2569–2583. arXiv:astro-ph/0702316. Bibcode:2007AJ....133.2569G. doi:10.1086/516635. WikidataQ28114706.