“PENINGKATAN HASIL PEMECAHAN MASALAH MATEMATIKA MELALUI MODEL PROBLEM BASED LEARNING BERBANTUAN ALAT PERAGA RODA PUTAR PADA SISWA KELAS II SD”, psnppg, vol. 1, no. 2, pp. 3070–3079, Nov. 2023, Accessed: Aug. 11, 2026. Available: https://conference.upgris.ac.id/index.php/psnppg/article/view/5470