Yadav, R., S. Mukhopadhyay, and S. K. Yadav. “Evaluation of Tutor Performance in Problem Based Learning: Rating the Skill on Students Perspective”. Journal of Chitwan Medical College, vol. 10, no. 4, Dec. 2020, pp. 96-99, https://nepjol.info./index.php/JCMC/article/view/33473.