Nahadi, N., Siswaningsih, W., Nais, M. K., Rahmawati, T., Nurhadi, A. R., Widiarti, H. R., … Abdurrahman, F. (2025). HydroTechPure Prototype Development: Dual Mode Filter-Based Water Purification Tool as a STEM-Based Learning Tool. Hydrogen: Jurnal Kependidikan Kimia, 13(1), 65–78. https://doi.org/10.33394/hjkk.v13i1.14082