TY - GEN AU - von Sperling,M AU - Freire,V H AU - Chernicharo,C A TI - Performance evaluation of a UASB--activated sludge system treating municipal wastewater SN - 0273-1223 PY - 2001///1228 KW - Aerobiosis KW - Anaerobiosis KW - Bioreactors KW - Brazil KW - Local Government KW - Oxygen KW - metabolism KW - Oxygen Consumption KW - Pilot Projects KW - Sewage KW - chemistry KW - Time Factors KW - Tropical Climate KW - Water Movements KW - Water Purification KW - methods N1 - Publication Type: Evaluation Study; Journal Article ER -