SUYITNO, Suyitno; DHANIA NUGRAHANING PURWASUYITNO. The Effect of Problem Based Learning Model on Students’ Critical Thinking Abilities: -. DIAJAR: Jurnal Pendidikan dan Pembelajaran, [S. l.], v. 5, n. 4, p. 1420–1429, 2026. DOI: 10.54259/diajar.v5i4.8495. Disponível em: https://www.journal.yp3a.org/index.php/diajar/article/view/8495. Acesso em: 11 oct. 2026.