2178-5201 2178-5201 S2178-52012021000100227 10.4025/actascieduc.v43i1.57322 Brazil Brazil 00 00 2021 00 00 2021 43

2005 6a 2006 3a 2007 2000 51-84 2005 177-87 2006 2001 1939 1946 2001 121-8 2015 1985 7 22 22 12-9 2007 1982 13a 1971 1996 2001 1988