Mahmood, Haider, and Tarek Yousaf Tawfik Al-Khateeb. “Testing Asymmetrical Effect of Exchange Rate on Saudi Service Sector Trade: A Non-Linear ARDL Approach”. International Journal of Economics and Financial Issues 7, no. 1 (January 13, 2017): 73–77. Accessed November 7, 2024. https://econjournals.com.tr/index.php/ijefi/article/view/3248.