Susetyaningsih, R., Muyasaroh, N., Ayuningtyas, E., Jumiati, J. and Fahreza, M. R. (2025) “Optimization of Biofiltration Techniques for Reducing Heavy Metal Contamination in Urban Wastewater”, Jurnal Riset Teknologi Pencegahan Pencemaran Industri, 16(2), pp. 90–97. doi: 10.21771/jrtppi.2025.v16.no2.p90-97.