Aslam, Namirah. “Effect of Teachers’ Mathematical Knowledge for Teaching (Mkt) on Mathematical Content Knowledge (Mck) and Mathematics Achievement of Students at Secondary Level”. International Journal of Psychosocial Rehabilitation 24, no. 6 (June 30, 2020): 675–683. Accessed July 7, 2025. https://psychosocial.com/index.php/ijpr/article/view/6529.