Lestari D, Nugroho AA, Ristanti, Mustini. 14. Penerapan Problem Based Learning Untuk Meningkatkan Hasil Belajar Matematika Kelas VA SDN Wonolopo 01 Kota Semarang. psnppg [Internet]. 2023 Jul. 3 [cited 2025 Dec. 5];1(1):112-8. Available from: https://conference.upgris.ac.id/index.php/psnppg/article/view/3921