PENERAPAN MODEL PROBLEM BASED LEARNING DAN MODEL PEMBELAJARAN LANGSUNG PADA PEMBELAJARAN MATEMATIKA OPERASI MATRIKS DI SMK N 1 TOULUAAN. SOSCIED, [S. l.], v. 7, n. 2, p. 665–672, 2024. DOI: 10.32531/jsoscied.v7i2.874. Disponível em: https://jurnal.poltekstpaul.ac.id/index.php/jsoscied/article/view/874. Acesso em: 18 apr. 2026.