Susanti, Dwi, Husni Sabil, and Bella Arisha. 2026. “PERSEPSI SISWA TERHADAP PENERAPAN PROBLEM BASED LEARNING BERBASIS ETNOMATEMATIKA PADA MATERI SPLDV”. De Fermat : Jurnal Pendidikan Matematika 9 (1):674-83. https://doi.org/10.36277/defermat.v9i1.2548.