Irmanto, Irmanto, Wulandari, Anita, Handayani, Santi, AND Listiani, Rina. " EFFECTIVENESS OF REDUCING LINEAR ALKYLBENZENE SULFONATE AND PHOSPHATE LEVELS IN LAUNDRY LIQUID WASTE USING A MULTI SOIL LAYERING SYSTEM" Prosiding Seminar Nasonal LPPM UNSOED [Online], Volume 13 Number 1 (12 January 2024)