00717naa#a2200181#i#450# EN\\bibl\130751 20260818115736.2 1994-5655 20260714b2026####ek#y0engy0150####ca RU The study on the effect of combined injection of steam and hydrocarbon solvents on the displacement coefficient of extra-viscous oil from the physical model of the Yarega field Journal article Syktyvkar FSBI FIC "Komi Scientific Center of the Ural Branch of the Russian Academy of Sciences" 2026 9 с. Journal article local Горное дело. 622 Savel'ev D. Yu. Demchenko N. P. komisc.editorum.ru