First Author:   Michel C. de Souza Federal University of Jequitinhonha and Mucuri Valleys michel.souza@ufvjm.edu.br   Rua Gustavo Pechir, n.231, Ipiranga Teófilo Otoni, 39801-010, Brazil   +55 32 988087677(Phone) +55 32 988087677(Fax) linkedin.com/in/michel-candido-de-souza-9a79081b8