Syam, H., Basri, M., Abduh, A., Patak, A. A., & Rosmaladewi, .-. (2019). Hybrid e-Learning in Industrial Revolution 4.0 for Indonesia Higher Education. International Journal on Advanced Science, Engineering and Information Technology, 9(4), 1183–1189. https://doi.org/10.18517/ijaseit.9.4.9411