0104-7043 0104-7043 S0104-70432015000100063 10.2015/jan.jun.v24n43.006 Brazil Brazil 00 06 2015 00 06 2015 24 43 63 74

10 3 3 373-75 20 1 1 65-78 22 55 55 65-76 21 2 2 177-90 32 1 1 117-36