Iskandar, Siahaan MDL, Fachrid Wadly, Raimon Efendi. Developing Project Based Learning Case Studie Model To Improving Learner Skill On Industry Revolution 4.0. IJECOM [Internet]. 2023 Nov. 2 [cited 2024 Nov. 24];2(2):100-8. Available from: https://ijecom.org/index.php/IJECOM/article/view/27