Aji W, Sulasmono BS, Setyaningtyas EW. UPAYA MENINGKATKAN HASIL BELAJAR DAN KETERAMPILAN PROSES SISWA MELALUI MODEL PEMBELAJARAN PROBLEM BASED LEARNING DI KELAS IV SD N TINGKIR TENGAH 02. basicedu [Internet]. 2019 Apr. 29 [cited 2025 Dec. 8];3(1):47-52. Available from: https://www.jbasic.org/index.php/basicedu/article/view/77