2631-2786 2631-2786 S2631-27862018000200039 10.35290/rcui.v5n2.2018.89 Cuba Cuba 00 08 2018 00 08 2018 5 2 39 50

2003 1 23-8 2002 Porto Alegre 2000 2002 56-8 Colectivo de autores 1999 16- 17 Colectivo de autores 2001 2003 2003 2011 2002 Sao Paulo 2005 Porto Alegre 1996 2003 2012 1971 PCC 2011 2001 2003 2004 1996