Eaton, Joel A.; Hartkopf, William I.; McAlister, Harold A.; Mason, Brian D. Winds and accretion in delta Sagittae. Astronomical Journal. 1995, 109 (4): 1856–1866. Bibcode:1995AJ....109.1856E. doi:10.1086/117412.
Eaton, Joel A.; Hartkopf, William I.; McAlister, Harold A.; Mason, Brian D. Winds and accretion in delta Sagittae. Astronomical Journal. 1995, 109 (4): 1856–1866. Bibcode:1995AJ....109.1856E. doi:10.1086/117412.