TY JOUR TI ANALYSIS OF THE CURRENT STATE OF INTERACTION BETWEEN THE RUSSIAN FEDERATION AND THE REPUBLIC OF CAMEROON IN THE OIL AND GAS SECTOR KW Republic of Cameroon KW oil and gas sector KW liquefied natural gas KW oil production KW Etinde JO STOLYPIN ANNALS AU Mamontova, I.Y. AU Suppa, A.C. PY 2025 IS 7 PB Electronic science