00689naa#a2200181#i#450# EN\\bibl\110884 20260116161014.5 2713-1424 20260113b2026####ek#y0engy0150####ca RU ANALYSIS OF THE CURRENT STATE OF INTERACTION BETWEEN THE RUSSIAN FEDERATION AND THE REPUBLIC OF CAMEROON IN THE OIL AND GAS SECTOR Journal article Moscow Electronic science 2026 11 с. Journal article local Государственные доходы от экономической активности. 336.25 Mamontova Irina Yurevna Suppa Armel Cedric stolypinvestnik.ru