Roeser، S.؛ Bastian، U. (1988). "A new star catalogue of SAO type". Astronomy and Astrophysics Supplement Series. ج.74: 449. Bibcode:1988A&AS...74..449R. ISSN:0365-0138.
Ducati، J. R. (2002). "VizieR Online Data Catalog: Catalogue of Stellar Photometry in Johnson's 11-color system". CDS/ADC Collection of Electronic Catalogues. ج.2237: 0. Bibcode:2002yCat.2237....0D.
Levato، H.؛ Malaroda، S. (1982). "Spectral morphology in Trumpler 16". Publications of the Astronomical Society of the Pacific. ج.94: 807. Bibcode:1982PASP...94..807L. DOI:10.1086/131067.
Levato، H.؛ Malaroda، S. (1982). "Spectral morphology in Trumpler 16". Publications of the Astronomical Society of the Pacific. ج.94: 807. Bibcode:1982PASP...94..807L. DOI:10.1086/131067.
Roeser، S.؛ Bastian، U. (1988). "A new star catalogue of SAO type". Astronomy and Astrophysics Supplement Series. ج.74: 449. Bibcode:1988A&AS...74..449R. ISSN:0365-0138.