Al-Harbi, Ibrahim Bin Abdul-Rahman. “Psychometric Characteristics of the Central Mathematics Test for the First Intermediate Grade in Al-Madinah Almunawarah’s Schools”. Journal of Educational and Psychological Sciences 4, no. 17 (May 29, 2020): 178–158. Accessed December 21, 2025. https://www.ajsrp.ojsexpert.com/index.php/jeps/article/view/2461.