"The diversifying strategy of market and tourism product as a mechanism to face the negative reflections of tourism sector analysis of international experiences" (2025) مجلة اقتصاديات شمال افريقيا, 20(34), ص 219–230. موجود في: https://journals.univ-chlef.dz/index.php/renaf/article/view/240 (تاريخ الوصول: 23 أكتوبر 2026).