Ruhiat, Y., Hidayat, S., Suparno, ., Hasani, A., & Wibowo, F. C. (2016). TEACHING MATERIALS DEVELOPMENT BASED ON BASIC COMPETENCE THROUGH DIFFUSION ADAPTATION STRATEGY TO IMPROVE LEARNING PROCESS OF PHYSICS SUBJECT. PEOPLE: International Journal of Social Sciences, 2(1), 137–149. https://doi.org/10.20319/pijss.2016.s21.137149