Artha, Emilya Ully, Andi Widiyanto, and Nugroho Agung Prabowo. “The Readiness of Learning Object Materials During the COVID-19 Pandemic”. CommIT (Communication and Information Technology) Journal 15, no. 1 (March 9, 2021): 25-30. Accessed February 24, 2025. https://journal.binus.ac.id/index.php/commit/article/view/6639.