Irawati, I., Huda, N. and Adji, S. (2022) “EFFECTIVENESS OF PBL-BASED MOBILE LEARNING TO IMPROVE STUDENTS’ CRITICAL THINKING SKILLS”, Jurnal Pendidikan Matematika (JUPITEK), 5(2), pp. 160-166. doi: 10.30598/jupitekvol5iss2pp160-166.