LESTARI, Wahyu Yunita; ERIKA, Farah; RAHMADANI, Agung. The Effect of Collaborative Problem Solving Learning Model on Students’ Collaboration Skills in Chemistry Learning. Hydrogen: Jurnal Kependidikan Kimia, [S. l.], v. 13, n. 3, p. 646–654, 2025. DOI: 10.33394/hjkk.v13i3.15784. Disponível em: https://e-journal3.undikma.ac.id/index.php/hydrogen/article/view/15784. Acesso em: 16 aug. 2025.