PY5KD - Luciano Scandelari R. Cel João de Mattos Guedes, 123 82200-370 Curitiba - Paraná - Brazil E-mail: luciano@cefetpr.br Phone: ++ (55 41) 352-9382 Home Mobile: ++ (55 41) 9181-6245 Job: ++ (55 41) 310-4407 Fax: ++ (55 41) 310-4432