Researchers Bruno ZattLattesWebzatt@inf.ufpel.edu.brDaniel PalominoLattesWebdpalomino@inf.ufpel.edu.brGuilherme CorrêaLattesWebgcorrea@inf.ufpel.edu.brLuciano AgostiniLattesWebagostini@inf.ufpel.edu.brMarcelo PortoLattesWebporto@inf.ufpel.edu.br