MAGOMEDOV, Arbakhan, and Ruslan NIKEROV. “CASPIAN ENERGY RESOURCES AND THE ‘PIPELINE WAR’ IN EUROPE IN THE 21ST CENTURY: ENERGY GEOPOLITICS IN NORTHERN EURASIA”. CENTRAL ASIA AND THE CAUCASUS, vol. 11, no. 3, June 2010, pp. 07-18, https://ca-c.org/index.php/cac/article/view/1767.