Kang, Suk-Ku; Park, Dong-Chui; Rho, Ho-Sik; Yoon, Seung-Hyun; Shin, Joon-Seob
Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1994 , # 24 p. 3513 - 3514