1981-2582 1981-2582 S1981-25822016000200220 10.15448/1981-2582.2016.2.20243 Brazil 00 08 2016 00 08 2016 39 2 220 230

30 3 3 473-95 30 30 27-56 21 967-83 25 663-73 29 02 02 1-11 01 02 02 49 1 1 40-55 34 1 1 07-95 15 2 2 4-14 35 3 3 479-504