Khalaf , Haya Amer, and Mahmoud Musa Dodeen. “Hardship Theory under the United Nations Convention on Contracts for the International Sale of Goods (CISG) 1980”. International Review of Law 15, no. 2 (September 17, 2026). Accessed October 7, 2026. https://journals.qu.edu.qa/index.php/IRL/article/view/6984.