Eduardo Nascimento, School of Technology and Sciences São Paulo State University (FCT-UNESP), Brazil; Guilherme Cardim, School of Engineering and Sciences São Paulo State University (FEC-UNESP), Brazil; Pedro Pina, Faculty of Sciences and Technology, University of Coimbra (UC), Portugal; Erivaldo da Silva, School of Technology and Sciences São Paulo State University (FCT-UNESP), Brazil