“The Implementation of Problem-Based Learning (PBL) Integrated With the Peer-Mediated Instruction and Intervention (PMII) Cooperative Learning Model of the Class-Wide Peer Tutoring (CWPT) Type to Improve Motivation, Learning Activities, and Learning Outcomes of Biology Students in the Plant Physiology Course, Biology Education Study Program, STKIP-PI Makassar”. 2018. Celebes Biodiversitas 1 (1): 11-18. https://ojs.unpatompo.ac.id/index.php/cb/article/view/565.