Callistus Chukwuemeka Eke. 2026. “Predicting Students’ Academic Achievement in Physics Through Principals’ Instructional Leadership, Teachers’ Assessment Literacy and Digital Instructional Resources in Secondary Schools: Implications for Mathematics Curriculum”. International Journal of Special Education 41 (22s):32-54. https://www.internationalsped.com/index.php/ijse/article/view/6444.