Purwaningtyas F, Umar A, Dewi IM, Melfan S, Amirah UA. Efektivitas Penggunaan E-Learning Mahasiswa Fakultas Ilmu Sosial UIN Sumatera Utara di Masa Pandemic Covid-19. elmujtama [Internet]. 16Feb.2023 [cited 4May2024];3(3):919-31. Available from: https://journal.laaroiba.ac.id/index.php/elmujtama/article/view/3066