sirwan S, Ahyani R, Sartika S. DEVELOPMENT OF VIRTUAL LEARNING SYSTEM (VLS) BASED ON MOODLE AS A PLATFORM ONLINE LEARNING IN THE COVIC-19. akademika [Internet]. 26Dec.2021 [cited 26Apr.2024];10(02):447-63. Available from: https://uia.e-journal.id/akademika/article/view/1579