MAHARTHA, I Ketut Arya Sentana; ZULKARNAIN, Zulkarnain. Cooperative Learning Model Broken Triangle, Square, and Heart: Enhancing Student Engagement and Academic Performance in History Education at the Senior High School Level. AL-ISHLAH: Jurnal Pendidikan, [S. l.], v. 15, n. 3, p. 4175–4185, 2023. DOI: 10.35445/alishlah.v15i3.4441. Disponível em: https://www.alishlah.ahfpublishing.id/alishlah/article/view/4441. Acesso em: 12 oct. 2026.