Three Modes of Variability in the Bright Star HR 7428 Barksdale, W. S. ; Boyd, L. J. ; Genet, R. M. ; Fried, R. E. ; Hall, D. S. ; Persinger, W. T. ; Hoff, D. B. ; Ingvarsson, S. I. ; Nielsen, P. ; Stelzer, H. J. ; Wasson, N. F. Abstract Publication: Information Bulletin on Variable Stars Pub Date: May 1985 Bibcode: 1985IBVS.2737....1B