Nature of Hydrocarbon Fluids at the Fields in the North of Western Siberia: the Geochemical Aspect. - Goncharov, I. V.; Veklich, M. A.; Oblasov, N. V.; Samoilenko, V. V.; Fadeeva, S. V.; Kashapov, R. S.; Trushkov, P. V.; Zherdeva, A. V.; Smirnova, N. A. (Geochemistry International, 2023)