1.
88. Meningkatkan Hasil Belajar Siswa Kelas 1 SDN Ngempon 02 Materi Perbandingan Melalui Model PBL Berbantu Media Konkrit. psnppg. 2023;1(1):789-798. Accessed August 11, 2026. https://conference.upgris.ac.id/index.php/psnppg/article/view/3945