Nahadi, N.; Siswaningsih, W.; Nais, M. K.; Rahmawati, T.; Nurhadi, A. R.; Widiarti, H. R.; Sidiq, A. S.; Evriliani, A. S.; Zahra, A.; Sari, L. A. HydroTechPure Prototype Development: Dual Mode Filter-Based Water Purification Tool As a STEM-Based Learning Tool. HJKK 2025, 13, 65-78.