SAPRYKIN, Vladimir. GAZPROM OF RUSSIA IN THE CENTRAL ASIAN COUNTRIES. CENTRAL ASIA AND THE CAUCASUS, Delhi, India, v. 5, n. 5, p. 81–93, 2004. Disponível em: http://13.200.237.241/CAC/index.php/cac/article/view/611.. Acesso em: 9 jan. 2025.