Kayla Desta Triana et al. 2025. Analisis Deskriptif Penerapan Model Pembelajaran Problem-Based Learning (PBL) Di Sekolah Dasar. Jurnal Penelitian Pendidikan Indonesia (JPPI). 2, 4 (May 2025), 308–318. DOI:https://doi.org/10.62017/jppi.v2i4.4507.