Widya, W., Indrawati, E. S., Muliani, D. E., & Ridhatullah, M. (2019). Design of Integrated Science Learning Materials Based on Creative Problem Solving Model Integrated with Anti-Corruption Characters. Kasuari: Physics Education Journal (KPEJ), 2(2), 62–69. https://doi.org/10.37891/kpej.v2i2.103