Sulkifly S, Nurkia S. Analisis Kesulitan Belajar Siswa Pada Masa Pandemi Covid-19. JJEM [Internet]. 2022Mar.31 [cited 2025Dec.4];3(1):15-7. Available from: https://ejournal-fip-ung.ac.id/ojs/index.php/JJEM/article/view/1269