1982-9949

1982-9949

S1982-99492018000100165

10.17058/rea.v26i1.12014

Portugal

00 04 2018

00 04 2018

26 1 165 178

8 8

34-5

2

27

7

90 90

17-33

26 90 90

47-62

7

6-9

48

11-32

12 1 1

65-78