Obregón Alzamora NI, Terrazas Obregón PI. Problem-based learning and its influence on investigative skills in students of the Faculty of Education of the UNFV- 2020. igob [Internet]. 2020Dec.13 [cited 2025Apr.2];3(12):15-38. Available from: https://igobernanza.org/index.php/IGOB/article/view/82