1809-4309 1809-4309 S1809-43092020000100303 10.5212/praxeduc.v.15.15341.055 Brasil Brasil 00 00 2020 00 00 2020 15 1997 2005 26 92 92 725-51 2000 35 35 91-116 2008 40 1 1 31-5 2019