Prasetyowati, D., Kartinah, K., & Junaedi, S. (2022). DEVELOPMENT OF OPEN-ENDED PROBLEM BASED-STUDENT WORKSHEETS TO IMPROVE STUDENTS’ CREATIVE THINKING ABILITY. Proceeding International Conference on Digital Education and Social Science, 1(1), 48–55. Retrieved from https://prosiding.appipgri.id/index.php/icdess/article/view/8