1996-2452 1996-2452 S1996-24522019000100025 Cuba Cuba Cuba 00 04 2019 00 04 2019 14 1 25 39

1999 Universidad de Ciencia Pedagógicas 2004 2012 17 170 170 2010 2000 1998 2003 2013 18 184 184 MINED 2008 MINED 2004 2005 2004