0102-7735 0102-7735 S0102-77352020000300026 10.21680/1981-1802.2020v58n57id20965 Brasil Brasil 00 07 2020 00 07 2020 58 57

1981 2007 1999 2001 1993 2 1994 1 2 1997 2001 2008 2001 3 2004 1998 2010 164 2000