da Silva Oliveira, A., Nikaido, M. ., Smidt Celere, M., & Segura-Muñoz, S. I. (2020). The relevance of sludge generated in wastewater biological treatment systems, with an emphasis on Ribeirão Preto, São Paulo, Brazil: DOI: 10.15343/0104-7809.200630.4.15. O Mundo Da Saúde, 30(4), 634–643. Retrieved from https://revistamundodasaude.emnuvens.com.br/mundodasaude/article/view/685