PENERAPAN MODEL PROBLEM BASED LEARNING UNTUK MENINGKATKAN BERPIKIR KRITIS MATEMATIS SISWA SMK. JOURNAL OF SONGKE MATH, [S. l.], v. 6, n. 2, p. 97–105, 2024. Disponível em: https://jurnal.unikastpaulus.ac.id/index.php/JSM/article/view/1682. Acesso em: 26 aug. 2026.