Lee, Eun; Choi, Seung Jib; Kim, Hahn; Han, Hee Oon; Kim, Young Keun; Min, Sun Joon; Son, Sung Hee; Lim, Sang Min; Jang, Won Suk Angewandte Chemie (International ed. in English), 2002 , vol. 41, # 1 p. 176 - 178