Silva, O., 		Fontes, V., 		Miranda, T., 		Lisboa Filho, J., & 		Oliveira, A.
(2010).
 Information Retrieval in Spatial Data Infrastructures Using Knowledge Representation Mechanisms.
In <em>Proceedings of the 2nd Workshop on Computing Applied to e-Government</em>, (pp. 634-647). Porto Alegre: SBC.