Kalsi, Reena; Pande, Kalpana; Barthwal, J. P.
Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1988 , vol. 27, # 1-12 p. 197 - 199
Yutilov, Yu. M.; Ignatenko, A. G.; Afanas'ev, B. E.; Kirichenko, V. V.; Orestenko, L. P.; Linenko, V. I.
Pharmaceutical Chemistry Journal, 1989 , vol. 23, # 6 p. 490 - 493
Khimiko-Farmatsevticheskii Zhurnal, 1989 , vol. 23, # 6 p. 697 - 699