Strong correlation and superconductivity : proceedings of the IBM Japan International Symposium, Mt. Fuji, Japan, 21-25 May, 1989 - 福山, 秀敏; 前川, 禎通; Malozemoff, A. P. (Alexis P.); IBM Japan International Symposium on Strong Correlation and Superconductivity; 日本アイ・ビー・エム (Springer series in solid-state sciences, 1989)