Roman, Nancy (1987). “Identification of a Constellation from a Position”. 《Publications of the Astronomical Society of the Pacific》 99: 695–699. Bibcode:1987PASP...99..695R. doi:10.1086/132034.
Roman, Nancy (1987). “Identification of a Constellation from a Position”. 《Publications of the Astronomical Society of the Pacific》 99: 695–699. Bibcode:1987PASP...99..695R. doi:10.1086/132034.