B. R. dos Santos, R. M. Schneider, A. G. do Amaral, M. C. Bongiovani, and E. A. de Andrade, “Tannin and chemical-based agents for coagulation and flocculation of landfill leachate”, FAAP, vol. 17, no. 1, Aug. 2021, doi: 10.17271/1980082717120212557.