Balzer, Th.; Budzikiewicz, H. Zeitschrift fuer Naturforschung, B: Chemical Sciences, 1987 , vol. 42, # 10 p. 1367 - 1368 Title/Abstract Full Text Show Details Ubukata; Uramoto; Uzawa; Isono Agricultural and Biological Chemistry, 1986 , vol. 50, # 2 p. 357 - 365