Tsuji, Jiro; Kezuka, Hiroaki; Takayanagi, Hiroshi; Yamamoto, Keiji
Bulletin of the Chemical Society of Japan, 1981 , vol. 54, # 8 p. 2369 - 2373

Kametani, Tetsuji; Kanaya, Naoaki; Ihara, Masataka
Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1981 , p. 959 - 963