Klochkova, I. N.; Kulikova, L. K.; Krasheninnikova, M. K.; Noritsina, M. V.
Pharmaceutical Chemistry Journal, 1983 , vol. 17, # 8 p. 553 - 556
Khimiko-Farmatsevticheskii Zhurnal, 1983 , vol. 17, # 8 p. 931 - 934