Abdulah, Abdulah, Hadiyanto, Solfema, Nurhizrah Gistituati, Atmazaki, and Syafruddin. 2023. “Development of Problem-Based Learning Models to Improve Critical Thinking Skills in Citizenship Education Courses”. International Journal Of Humanities Education and Social Sciences (IJHESS) 2 (4). https://doi.org/10.55227/ijhess.v2i4.337.