1. V. A. Akulichev, A. I. Obzhirov, R. B. Shakirov, E. V. Mal’tseva, A. I. Gresov, and Yu. A. Telegin, “Conditions of gas hydrate formation in the Sea of Okhotsk,” Dokl. Earth Sci. 454 (1), 94–96 (2014).
2. Geological Map of Russia and Adjacent Sea Basins. 1 : 10 000 000. Series Review Maps of the Russian Federation. 1 : 10 000 000, Ed. by I. M. Gasheva, B. G. Lopatin, and R. I. Sokolov (VSEGEI, St. Petersburg, 1995) [in Russian].
3. A. I. Obzhirov, B. A. Kazanskii, and Yu. I. Mel’nichenko, “Effect of sound scattering by bottom water in the marginal parts of the Sea of Okhotsk,” Tikhookean. Geol., No. 2, 119–121 (1989).
4. A. I. Obzhirov, Gas-Geochemical Fields of the Bottom Layer of Seas and Oceans (Nauka, Moscow, 1993) [in Russian].
5. A. I. Obzhirov et al., Methane Monitoring in the Sea of Okhotsk (Dal’nauka, Vladivostok, 2002) [in Russian].