Photoelectric Observations of the Eclipsing Variable beta Persei Al-Naimiy, H. M. K. ; Mutter, A. A. A. ; Flaih, H. A. ; Al-Roubaie, A. H. A. Abstract Publication: Information Bulletin on Variable Stars Pub Date: May 1984 Bibcode: 1984IBVS.2520....1A