Optical and SXT Observations of the x9 Flare of Nov. 1992 Ichimoto, K. ; Sakurai, T. ; Nishino, Y. ; Noguchi, M. ; Shinoda, K. ; Yamaguchi, A. ; Kumagai, K. ; Hirayama, T. ; Tsuneta, S. ; Acton, L. Abstract Publication: X-ray solar physics from Yohkoh Pub Date: 1994 Bibcode: 1994xspy.conf..259I