PREYGER, David. GUAM AND GLOBAL ENERGY POLICY. CENTRAL ASIA AND THE CAUCASUS, Delhi, India, v. 9, n. 3-4, p. 55–66, 2008. Disponível em: http://13.200.237.241/CAC/index.php/cac/article/view/1123.. Acesso em: 10 jan. 2025.