Choudhury, Masudul Alam, Saeed Al-Muharrami, and Mohammad Saleh Ahmed. “A Circular Causation Model of the Oil and Gas Sector Relative to the Nonoil Sector in the Sultanate of Oman”. International Journal of Management Studies 21, no. 2 (December 30, 2014): 21–48. Accessed May 4, 2024. https://e-journal.uum.edu.my/index.php/ijms/article/view/10410.