Avico, Indra, Andik Purwanto, and Desy Hanisa Putri. “PENGARUH PEMBELAJARAN COOPERATIVE PROBLEM SOLVING TERHADAP KEMAMPUAN PEMECAHAN MASALAH FISIKA SISWA DI SMAN 1 KEPAHIANG”. Jurnal Kumparan Fisika 2, no. 1 April (April 30, 2019): 17–24. Accessed May 5, 2024. https://ejournal.unib.ac.id/kumparan_fisika/article/view/7315.