1. Ahmad, T. (2009). Geopolitics of West Asian and Central Asian Oil and Gas: Implications for India’s Energy Security. In L. Noronha & A. Sudarshan (Eds.), India’s Energy Security (pp. 80–102). Routledge.
2. Al Jazeera. (2013, April 29). Fuelling Geopolitics: The Oil Saga (Al Jazeera online EMPIRE Programme). Retrieved April 4, 2018, from https://www.aljazeera.com/programmes/empire/2013/04/201342882137322376.html
3. Ali, S. (2016, June 13). The Port Politics: Gwadar and Chabahar. Foreign Policy News. Retrieved February 9, 2018, from http://foreignpolicynews.org/2016/06/13/port-politics-gwadar-chahbahar/
4. Aliyeva, K. (2017, February 2). Kazakhstan Resumes Negotiations on Trans-Caspian Project. Azer News. Retrieved April 23, 2018, from https://www.azernews.az/oil_and_gas/108374.html
5. Amineh, M. P., & Houweling, H. (2005a). Caspian Energy: Oil and Gas Resources and the Global Market. In M. P. Amineh & H. Houweling (Eds.), Central Eurasia in Global Politics: Conflict, Security and Development (2nd ed., pp. 77–94). Brill Academic Publishers.