Lezhnev, Vsevolod V., Mikhail V. Lezhnev, and Vladimir I. Ryabchenko. “Problem of Plane-Parallel Profile Flow and Functions Representation in Terms of Potentials”. Ecological Bulletin of Research Centers of the Black Sea Economic Cooperation, no. 2 (June 24, 2005): 23–30. Accessed December 5, 2025. https://vestnik.kubsu.ru/article/view/90.