Santos, Lucas Avelino Reis, et al. “VERIFICATION OF THE PRODUCTION OF WTP SLUDGE AS A FUNCTION OF THE QUANTITY AND QUALITY OF RAW WATER ”. Revista Brasileira De Engenharia De Biossistemas, vol. 15, no. 2, Oct. 2021, pp. 235-58, doi:10.18011/bioeng2021v15n2p235-258.