Gunawan IKA, Rati NW, Sudatha IGW. Model Problem Based Learning Meningkatkan Hasil Belajar IPA Siswa Sekolah Dasar. MPI [Internet]. 2022 Feb. 20 [cited 2024 May 13];2(2):74-82. Available from: https://ejournal.undiksha.ac.id/index.php/JIPI2/article/view/40172