Derbal Amina, Abdel Malek Lakhdar, and Souar Youcef. 2025. “Modeling and Forecasting Volatility of Qatar Stock Exchange in Light of the Blockade and Covid-19 Crises Using GARCH Models”. Journal of North African Economies 18 (30):43-60. https://journals.univ-chlef.dz/index.php/renaf/article/view/266.