0104-7043 0104-7043 S0104-70432014000200197 10.2014/jul.dezv23n42017 Brazil 00 12 2014 00 12 2014 23 42 197 206

89 222 222 221-32 3 3 36-61 1 1 1 2 1 1 1 1 139-210 24 1 1 201-24 31 112 112 981-1000