Muslimah, A. et al. 2022. Pengembangan E-LKPD Berbasis Problem Solving Materi Siklus Air Kelas V Di SDN Umbul Tengah 1. JURNAL PENDIDIKAN DASAR. 10, 2 (Dec. 2022), 337–347. DOI:https://doi.org/10.46368/jpd.v10i2.607.