1. R. Z. Sakhabutdinov, T. F. Kosmacheva, F. R. Gubaidullin, et al., Neft. Khoz., No. 1, 74-77 (2007).
2. A. Ya. Ithavkin, Neft. Khoz., No. 6, 58,0 (2007).
3. D. M. Klimov, “Discussion of the problems of nanoteclmology,” Vestn. RAN, 73, No. 5,430-433 (2003).
4. N. P. Laverov, Vestn. RAN, 76, No. 5,398-408 (2006).
5. D. B. Tagiyev, G I. Kelbaliyev, S. R. Rasulov, et al., Chem. TechnoL Fuels and oils, 53, No. 3, 345-351 (2017).