1. A. V. Val'dman, M. M. Kozlovskaya, and A. P. Muzychenko, Novye Lekarstv. Preparaty, No. 11, 143 (1988).
2. S. B. Gashev, S. V. Nikitin, and L. D. Smirnov, Khim. Geterotsikl. Soedin., No. 9, 1288 (1988).
3. V. A. Zagorevskii, A. V. Val'dman, M. M. Kozlovskaya, et al., Byul. Éksp. Biol., No. 11, 1304 (1989).
4. M. M. Kozlovskaya, V. V. Churyukanov, G. G. Abuladze, and A. V. Shopolanskii, in: Abstracts, All-Union Conference on Synthesis, Pharmacology, and Clinical Aspects of New Analgesics [in Russian], Novgorod (1991), p. 107.
5. N. B. Kuzina, G. M. Aleksandrova, G. V. Novikova, and G. P. Miloradova, Farmakol. Toksikol.,40, No. 6, 272 (1977).