Marcus Vinícius (28 December 2007). "A multa continua" [The fine continues]. Bemparana. Archived from the original on 24 July 2013. Retrieved 5 November 2020.
Miguel Portela, CASCAVEL. "Polícia indicia seguranças por morte" [Police indicate security guards for death]. Contag (in Portuguese). Retrieved 5 November 2020.
Marcus Vinícius (28 December 2007). "A multa continua" [The fine continues]. Bemparana. Archived from the original on 24 July 2013. Retrieved 5 November 2020.