“Some Indicators of Learning Difficulties and their Relationship to the Self-Concept of Elementary School Students (Case Study)”, jperc, vol. 19, no. 72, pp. 718–742, Apr. 2022, Accessed: Dec. 03, 2025. [Online]. Available: https://jperc.uobaghdad.edu.iq/index.php/jperc/article/view/1252