Ulmu Karimah, Isnarto Isnarto, and Detalia Noriza Munahefi. 2025. “Problem Solving Ability in Problem Based Learning Based on Ethnomathematics Assisted by Teachmint”. Plusminus: Jurnal Pendidikan Matematika 5 (1):173-82. https://doi.org/10.31980/plusminus.v5i1.2541.