1.
Hana N, Roshayanti F, Noer H. 209. Peningkatan Hasil Belajar Matematika pada Materi Pengukuran Waktu Melalui Model Problem Besed Learning Siswa Kelas 2 SD Negeri Sawah Besar 01. psnppg [Internet]. 2023 Jul. 3 [cited 2025 Dec. 5];1(1):1873-80. Available from: https://conference.upgris.ac.id/index.php/psnppg/article/view/4273