1. S. G. Kuznetsov, S. M. Ramsh, and A. G. Zmyvalova,Advances in Science and Technology, Ser. Pharmacology. Chemotherapeutic Drugs [in Russian],25, Moscow (1991). pp. 84 - 209.
2. S. G. Kuznetsov, S. M. Ramsh, and A. G. Zmyvalova,Khim. - Pharm. Zh.,26(1), 4 - 17 (1992).
3. R. Baker, L. J. Street, A. J. Reeve, et al.,J. Chem. Soc. Chem. Commun., No. 11, 760 - 762 (1991).
4. H. W. G. M. Boddeke and A. Enz,Naunyn-Schmiedeberg's Arch. Pharmacol.,343, Suppl., 89 (1991).
5. B. J. Bradbury, J. Baumgold, R. Pack, et al.,J. Med. Chem.,34(3), 1073 - 1079 (1991).