Pakpahan, E., Silaban, R. and Sianturi, C. (2026) “Analysis of E-Module Teaching Material Needs for Redox Reaction Topics Based on Project-Based Learning (PjBL) Integrated with Local Wisdom Culture”, Hydrogen: Jurnal Kependidikan Kimia, 14(1). doi: 10.33394/hjkk.v14i1.19587.