Vinícius Patto, Gelson Cruz Junior, Luis Bini, and Marco Oliveira. 2009. Fuzzy model to assess the water quality in the Meia Ponte river watershed under different standpoints. In Proceedings of the 1st Workshop of Applied Computing for the Management of the Environment and Natural Resources, July 20, 2009, Bento Gonçalves/RS, Brasil. SBC, Porto Alegre, Brasil, 1327-1336.