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Copyright (c) 2018 Marcio Gama dos Santos da Costa, Luiz Carlos Chamhum Salomão, Dalmo Lopes de Siqueira, Paulo Roberto Cecon, César Fernandes Aquino, Leila Cristina Rosa de Lins, Robson Ribeiro Alves

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This work is licensed under a Creative Commons Attribution-NonCommercial 4.0 International License.