Szabo-Pusztay, Katalin; Szabo, L. F.; Podanyi, B.
ACH - Models in Chemistry, 1994 , vol. 131, # 3-4 p. 475 - 488

Kuwajima, Hiroshi; Morita, Masami; Takaishi, Kiyokazu; Inoue, Kenichiro; Fujita, Tetsuro; et al.
Phytochemistry (Elsevier), 1992 , vol. 31, # 4 p. 1277 - 1280