2077-2955 2077-2955 S2077-29552020000100152 Cuba 00 04 2020 00 04 2020 16 1 152 167

2015 2005 7 1 1 11-48 2011 5 60-81 1988 80-107 2005 2011 11-5 Council of Europe 2001 Council of Europe 2018 2010 2014 1 115-32 1985 2012 2005 1981 2012 2015 30 1 1 65-85 2005 67-83 Ministerio de Educación de China 2001 2014 18 18 1-12 1986 1982 2011 7 1 1 37-43 2008 1996 2012