The Journal of Engineering and Exact Sciences; Vol. 6 No. 3 (2020); 0377-0382 The Journal of Engineering and Exact Sciences; Vol. 6 Núm. 3 (2020); 0377-0382 The Journal of Engineering and Exact Sciences; v. 6 n. 3 (2020); 0377-0382 The Journal of Engineering and Exact Sciences Universidade Federal de Viçosa (UFV) instacron:UFV