BHARA, V. S. PROBLEM BASED LEARNING PADA PEMBELAJARAN MATEMATIKA SMA. JUPIKA: JURNAL PENDIDIKAN MATEMATIKA, [S. l.], v. 5, n. 2, p. 107 - 114, 2022. DOI: 10.37478/jupika.v5i2.2170. Disponível em: https://e-journal.uniflor.ac.id/index.php/jupika/article/view/2170. Acesso em: 29 oct. 2026.