AG Carinae : Variability, Extinction, Distance and Luminosity Lamers, H. J. G. L. M. ; Hoekzema, N. ; Trams, N. R. ; Cassatella, A. ; Barylak, M. Abstract Publication: IAU Colloq. 113: Physics of Luminous Blue Variables Pub Date: 1989 DOI: 10.1007/978-94-009-1031-7_36 Bibcode: 1989ASSL..157..271L