1983-1730 1983-1730 S1983-17302020000100228 10.14393/er-v27n1a2020-10 Brazil Brazil 00 01 2020 00 01 2020 27 1 228 252

2000 1-10 2015 1994 1 1995 2 2013 2006 2008 2011 11 24 24 53-67 2003 2004 2018