PREYGER, David, and Vladimir OMELCHENKO. “PROBLEMS OF TURKMEN GAS EXPORT: IEW FROM UKRAINE”. CENTRAL ASIA AND THE CAUCASUS 8, no. 1 (February 28, 2007): 120–133. Accessed November 22, 2024. https://ca-c.org/CAC/index.php/cac/article/view/1052.