Shofa, N., Supriadi, S. and Aldoko, W. (2024) “Application of Jigsaw Type Cooperative Learning Model to Improve Conceptual Knowledge and Problem Solving Ability of Senior High School Students”, Hydrogen: Jurnal Kependidikan Kimia, 12(6), pp. 1496–1511. doi: 10.33394/hjkk.v12i6.13930.