Lismayuni, Rosmaida Purba, and Syahmanidar Sinaga. 2024. “Improving Student Learning Outcomes Using the Cooperative Learning Model at SD Negeri 106870 Parlambean”. Jurnal Pendidikan Profesi Guru 2 (1):79-85. https://doi.org/10.22373/jppg.v2i1.6745.