1. A. A. Anisimov and V. F. Smirnov, Biodteriorations in Industry and Protection Therefrom [in Russian], Gorky State University, Gorky (1980), p. 81.
2. Cato Mutuo, Petrotech., 16, No. 2, 162-170 (1993).
3. D. A. Rakhmankulov, F. N. Latypova, and S. S. Zlotskii, Synthesis and Biological Activity of 1,3-diheterocycloalkanes [in Russian], NIITEKhIM, Moscow (1985), p. 24.
4. B. Brenmer, J. Browne, and W. K. Gunawardana, Heterocycles, 19, No. 4, 709 (1982).
5. V. M. Farzaliev, M. T. Abbasova, Z. K. Soltanova, et al., Azerb. Khim. Zh., No. 4, 23-26 (2005).