TOMBERG, Igor. NEW REALITIES ON THE OIL MARKET AND RUSSIA’S ENERGY POLICY. CENTRAL ASIA AND THE CAUCASUS, Delhi, India, v. 5, n. 4, p. 116–127, 2004. Disponível em: http://13.200.237.241/CAC/index.php/cac/article/view/594.. Acesso em: 9 jan. 2025.