Matsumura, Eizo; Ariga, Masahiro; Tohda, Yasuo; Kawashima, Toshihide
Tetrahedron Letters, 1981 , vol. 22, p. 757 - 758

Matsumura; Kobayashi; Nishikawa; Ariga; Tohda; Kawashima
Bulletin of the Chemical Society of Japan, 1984 , vol. 57, # 7 p. 1961 - 1965