Su’udah, Alya Rohani, and Arie Widya Murni. “PENGARUH MODEL PEMBELAJARAN PROBLEM BASED LEARNING MATERI EKOSISTEM TERHADAP KETERAMPILAN PROSES SAINS PESERTA DIDIK KELAS V SDN PILANG 1 SIDOARJO”. Jurnal Muassis Pendidikan Dasar 1, no. 3 (October 25, 2022): 237–245. Accessed April 28, 2024. https://muassis.journal.unusida.ac.id/index.php/jmpd/article/view/16.