Kartini, Titin, Mukhamad Zulianto, Ermita Rizki Albirri, and Sri Wahyuni. “Improving Teacher Competency in Developing Learning Equipment Based on E-Learning through Metamorphosis Learning”. International Journal of Advanced Engineering Research and Science 6, no. 1 (October 24, 2019). Accessed July 3, 2024. https://journal-repository.com/index.php/ijaers/article/view/1105.