1981-2582 1981-2582 S1981-25822019000200162 10.15448/1981-2582.2019.2.34456 Brasil 00 05 2019 00 05 2019 42 2 162 164 2008 249-62 2009 35 35 173-82 2008 2000 1 1 61-89 2017 201-28