Gerhardt Meurer; Sally Oey; Bärbel Koribalski; Michael Dopita; Robert Kennicutt; Rachel Webster; Lister Staveley-Smith; Jessica Werk; Henry C. Ferguson; Ken Freeman (iulie 2006). „The Survey for Ionization in Neutral Gas Galaxies. I. Description and Initial Results”. The Astrophysical Journal Supplement Series (în engleză). 165 (1): 307–337. arXiv:astro-ph/0604444. Bibcode:2006ApJS..165..307M. doi:10.1086/504685. WikidataQ60018751.
Gerhardt Meurer; Sally Oey; Bärbel Koribalski; Michael Dopita; Robert Kennicutt; Rachel Webster; Lister Staveley-Smith; Jessica Werk; Henry C. Ferguson; Ken Freeman (iulie 2006). „The Survey for Ionization in Neutral Gas Galaxies. I. Description and Initial Results”. The Astrophysical Journal Supplement Series (în engleză). 165 (1): 307–337. arXiv:astro-ph/0604444. Bibcode:2006ApJS..165..307M. doi:10.1086/504685. WikidataQ60018751.
Gerhardt Meurer; Sally Oey; Bärbel Koribalski; Michael Dopita; Robert Kennicutt; Rachel Webster; Lister Staveley-Smith; Jessica Werk; Henry C. Ferguson; Ken Freeman (iulie 2006). „The Survey for Ionization in Neutral Gas Galaxies. I. Description and Initial Results”. The Astrophysical Journal Supplement Series (în engleză). 165 (1): 307–337. arXiv:astro-ph/0604444. Bibcode:2006ApJS..165..307M. doi:10.1086/504685. WikidataQ60018751.
Gerhardt Meurer; Sally Oey; Bärbel Koribalski; Michael Dopita; Robert Kennicutt; Rachel Webster; Lister Staveley-Smith; Jessica Werk; Henry C. Ferguson; Ken Freeman (iulie 2006). „The Survey for Ionization in Neutral Gas Galaxies. I. Description and Initial Results”. The Astrophysical Journal Supplement Series (în engleză). 165 (1): 307–337. arXiv:astro-ph/0604444. Bibcode:2006ApJS..165..307M. doi:10.1086/504685. WikidataQ60018751.