Nagashima, L.A., Junior, C. de B., Fujimura, A.S. and Recanello, T.D. 2010. Characterization of sludge generated from the treatment of sanitary landfill leachate with tannin-based coagulant. Semina: Ciências Exatas e Tecnológicas. 31, 1 (Jul. 2010), 37–50. DOI:https://doi.org/10.5433/1679-0375.2010v31n1p37.