J. Lima, L. Maciel, C. Hirata, E. Yano, A. da Cunha, and M. Micoski. " A case study on Business Intelligence technology in the traffic area of a toll plaza", in Proceedings of the 2nd Brazilian Symposium on Information Systems, Florianópolis, 2005, pp. 208-215, doi: https://doi.org/10.5753/sbsi.2005.14986.