TY JOUR TI RATIONALIZATION OF REZEDUAL FUEL PRODUCTION KW marine residual fuels KW environmental requirements KW vacuum gas oil JO Modern Technologies and Scientific and Technological Progress AU Simonova, E.V. AU Kuzora, I.E. AU Gershpigel, T.N. AU Snitsareva, E.A. PY 2024 IS 2024 PB Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University»