Kadir, A.K.S. and Purwaningsih, D. 2024. Development of Electronic Modules Based on Collaborative Problem Solving on Buffer Solution Materials. Jurnal Penelitian Pendidikan IPA. 10, 3 (Mar. 2024), 1115–1123. DOI:https://doi.org/10.29303/jppipa.v10i3.5794.