Published in the website of Paraná online (http://www.parana-online.com.br) and in the printed version of O Estado do Paraná, August 01, 2008, Paraná, Brazil.
Published in the website of Paraná online (http://www.parana-online.com.br) and in the printed version of O Estado do Paraná, August 01, 2008, Paraná, Brazil.