Nurhayati, E. et al. 2024. PENGEMBANGAN E-LKPD MATERI POLA BILANGAN BERBASIS PROBLEM BASED LEARNING KELAS IV DI SDN CURAHGRINTING 3 PROBOLINGGO. Jurnal Review Pendidikan dan Pengajaran. 7, 2 (Mar. 2024), 3483–3488. DOI:https://doi.org/10.31004/jrpp.v7i2.26509.