Inayati, C., Ermawati, D. dan Amaliyah, F. 2026. EFEKTIVITAS MODEL PROJECT BASED LEARNING BERBANTUAN MEDIA ETNOPAPEJA BERBASIS KEARIFAN LOKAL KUDUS TERHADAP KEMAMPUAN PEMAHAMAN KONSEP MATEMATIS. Al-Irsyad Journal of Mathematics Education. 5, 1 (Mei 2026), 730–744. DOI:https://doi.org/10.58917/ijme.v5i1.760.