Ali, S., N. Khan, and S. Majeed. “Academic Distress, Perceived Parental Support, Self-Determination, and Academic Success Among Government and Private University Students”. Pakistan Journal of Physiology, Vol. 16, no. 1, Mar. 2020, pp. 44-47, http://pjp.pps.org.pk/index.php/PJP/article/view/1192.