. (2012). Exclusive contractual behavior of China's national oil companies in overseas investments. Legal Research Quarterly, 15(59), 97–143.

. "Exclusive contractual behavior of China's national oil companies in overseas investments", Legal Research Quarterly, 15, 59, 2012, 97–143.

. (2012). 'Exclusive contractual behavior of China's national oil companies in overseas investments', Legal Research Quarterly, 15(59), pp. 97–143.

, "Exclusive contractual behavior of China's national oil companies in overseas investments." Legal Research Quarterly, 15 59 (2012): 97–143,

. Exclusive contractual behavior of China's national oil companies in overseas investments. Leg Res Q. 2012;15(59):97–143 (In Persian).