Roudsar, D. M., H. Hamid, D. Afsaneh, M. G. Ghalesari, S. G. Maryam, and R. A. Mostafa. “Investigation of students’ Academic Participation in Combined Learning Based on Learning Management System”. Medicni Perspektivi, vol. 24, no. 4, Dec. 2019, pp. 12-18, doi:10.26641/2307-0404.2019.4.189180.