[1]
Mahrawi, M., Istikomah, U. and Ratnasari, D. 2021. Development of E-Book Learning Media Based on Problem Solving in the Material of the Human Digestive System. Science Education and Application Journal. 3, 2 (Sep. 2021), 75–88. DOI:https://doi.org/10.30736/seaj.v3i2.433.