Sarnaghi RN, Govarchin-ghale MS, Javadi MH. A Survey of the Contracts of Build, Operate and Transfer (B.O.T.) in Free Trade Zones of Iran. theijhss [Internet]. 2017 Jun. 30 [cited 2024 May 18];5(6). Available from: http://www.internationaljournalcorner.com/index.php/theijhss/article/view/125400