“PENERAPAN MODEL DISCOVERY LEARNING BERBANTUAN GEOBOARD UNTUK MENINGKATKAN HASIL BELAJAR MATEMATIKA SISWA KELAS V SDN PUTAT JAYA IV 380 SURABAYA”. Journal of Mathematics Education Research, vol. 4, no. 1, June 2025, https://journalng.uwks.ac.id/jmer/article/view/502.