00549naa#a2200181#i#450# EN\\bibl\98421 20250828230117.4 3034-4689 20250801b2025####ek#y0engy0150####ca RU MODERN VIEWS ON THE STRUCTURE AND COMPOSITION OF OIL DEPOSITS Journal article Kazan Kazan National Research Technological University 2025 4 с. Journal article local Paskevich Il'ya Viktorovich Safarova Irina Il'gisovna vestniktu.ru