USMAN, Tristanti Anggraini; USMAN, Kartin; ZAKIYAH, Siti; ABDULLAH, Abdul Wahab; KALUKU, Abas; OROH, Franky Alfrits. PENGARUH MODEL PROBLEM BASED LEARNING TERHADAP KEMAMPUAN PEMECAHAN MASALAH MATEMATIKA SISWA PADA MATERI ARITMATIKA SOSIAL DI SMP NEGERI 2 LIMBOTO. Irfani, [S. l.], v. 17, n. 2, p. 146–156, 2022. DOI: 10.30603/ir.v17i2.2243. Disponível em: https://journal.iaingorontalo.ac.id/index.php/ir/article/view/2243. Acesso em: 16 sep. 2025.