1982-7806 1982-7806 S1982-78062021000100316 10.14393/che-v20-2021-8 Brazil Brazil 00 00 2021 00 00 2021 20

1952 2011 1996 2000 2012 2004 2005 2007 2011 2010 1991 4ª 1962 1973 1977 2008 1992 1905 2012 1999