2238-2097 2238-2097 S2238-20972019000100219 10.29286/rep.v28i67.2922 Brazil Brazil 00 01 2019 00 01 2019 28 67 219 238

1986 1978 1978 1983 2 2009 2007 1992 1996 12 29-43 2000 2001 143-62 2004 257-84 2010 1994 2000 2001 2 59-83