Amani, Malahat, Rogayeh Asadi Gandomani, and Abas Nesayan. “A Study of Academic Factors Underlying First Grade Retention in Primary Schools of North Khorasan”. International Electronic Journal of Elementary Education 12, no. 4 (April 12, 2020): 325–333. Accessed January 30, 2025. https://iejee.com/index.php/IEJEE/article/view/998.