Alzani Ulfa and Nurmayani, “PENGEMBANGAN BAHAN AJAR E-BOOK INTERAKTIF BERBASIS PROBLEM BASED LEARNING (PBL) PADA TEMA 7 DI KELAS V SD NEGERI 106804 PERCUT”, PediaQu, vol. 2, no. 4, pp. 10842–10852, Oct. 2023.