Nasution M, Hasairin A, Hasruddin H. Development of IPAS worksheet using problem-based learning to improve critical thinking. Inov. Curr [Internet]. 2025 Aug. 29 [cited 2025 Aug. 23];22(3):1685-700. Available from: https://ejournal-hipkin.or.id/index.php/jik/article/view/99