Madrani, C., A. Prananosa, and A. Valen. “PENERAPAN MODEL PROBLEM BASED LEARNING BERBANTU MIND MAPPING PADA PEMBELAJARAN IPS SISWA KELAS V SD NEGERI 15 LUBUKLINGGAU”. Primary Education Journal Silampari (PEJS), Vol. 4, no. 2, June 2023, pp. 53-59, doi:https://doi.org/10.31540/pejs.v4i2.2420.