Rahman, N. A., Koroy, E. R., Liestianti, D., Umar, S., & Setiawan, T. (2022). Development of Interactive E-Modules Based-Kvisoft Flipbook Maker Pro in Direct Learning on Redox Reaction Materials. EduLine: Journal of Education and Learning Innovation, 2(4), 427–435. https://doi.org/10.35877/454RI.eduline1233