Rahmayani, Melfa, and Asrizal Asrizal. “Enhancing Student’s Skills: Need Analysis To Develop E-Modul Integrated Problem-Based Learning Model On Smartphone-Based”. Physics Learning and Education 1, no. 2 (June 30, 2023): 81–90. Accessed November 21, 2024. https://ple.ppj.unp.ac.id/index.php/ple/article/view/32.