Ferraz, V., 		Afonso, G., 		Yaguinuma, C., 		Borges, S., & 		Santos, M.
(2010).
 Fuzzy Ontology-based Semantic Integration of Heterogeneous Data Sources in the Domain of Watershed Analysis.
In <em>Proceedings of the 2nd Workshop of Applied Computing for the Management of the Environment and Natural Resources</em>, (pp. 565-574). Porto Alegre: SBC.