RISNA YANTI. Improving Students’ Critical Thinking Skills Through Problem Based Learning in Class IV SDN 04 Talago. BiCED Proceeding, [S. l.], v. 2, n. 1, p. 352–359, 2024. Disponível em: https://proceedings.uinbukittinggi.ac.id/index.php/biced/article/view/743. Acesso em: 19 may. 2026.