Bimbo Sartyka, Abdul Mujib, and Herman Mawengkang. “DEVELOPMENT OF PROBLEM BASED LEARNING DEVICES TO IMPROVE MATHEMATIC COMMUNICATION AND INDEPENDENCE LEARNING STUDENTS”. Apotema : Jurnal Program Studi Pendidikan Matematika 7, no. 1 (January 31, 2021): 35–46. Accessed May 11, 2025. https://publikasi.stkippgri-bkl.ac.id/index.php/APM/article/view/560.