00615naa#a2200169#i#450# EN\\bibl\103858 20251025063016.6 2413-046X 20250930b2025####ek#y0engy0150####ca RU SOUTHERN BELT OF OIL AND GAS DEVELOPMENT IN EASTERN SIBERIA: STRUCTURE OF LICENSE OWNERSHIP, ACCESS TO KEY FIELDS, AND ESTIMATED PRODUCTION INDICATORS Journal article Moscow Electronic science 2025 15 с. Journal article local Районирование территорий. 911.6 Kruchinin Il'ya Sergeevich iacj.ru