, 3Fluminense Federal University (UFF). Address: Rua Passo da Pátria, 156 - Sala 329 – Bloco E, Escola de Engenharia-UFF, São Domingos – Niterói – Cep: 24210-240, + 55 21 2629-5617, [email protected]. Member of the National Investor Relations Institute in, Brazil