Hori, Mikio; Kataoka, Tadashi; Shimizu, Hiroshi; Imai, Eiji; Yokomoto, Masaharu; Ando, Yasuhiko
Synthesis, 1987 , # 3 p. 278 - 280

Iwamura; Okamoto; Yokomoto; Shimizu; Hori; Kataoka
Synthesis, 1994 , # 2 p. 203 - 206