2238-121X 2238-121X S2238-121X2016000400369 10.15600/2238-121X/comunicacoes.v23nespp369-385 Brazil Brazil 00 09 2016 00 09 2016 23 3 369 385

22 34 34 155-64 21 1 1 75-92 26 47 47 713-26 15 3 3 467-75 32 2 2 397-410 26 2 2 235-44