Ahmadi, Leila, Jafar Ghahramani, and Mohamad Azimi. 2021. “Designing and Validating the Educational Strategies of Multi-Level Classes Based on Global Experiences and Assumptions”. Journal of Adolescent and Youth Psychological Studies (JAYPS) 1 (1): 336-45. https://doi.org/10.61838/kman.jayps.1.1.30.