Suseno S, Tanah Boleng D, Susilo S. A THE EFFECT OF IMPLEMENTING PROBLEM BASED LEARNING WITH VIDEO MEDIA ON CRITICAL THINKING SKILLS, CREATIVE THINKING SKILLS AND UNDERSTANDING STUDENT CONCEPTS. IJER [Internet]. 2020Dec.8 [cited 2025May4];7(02):33-. Available from: http://103.8.12.212:33180/unj/index.php/ijer/article/view/21702