1992-8238 1992-8238 S1992-82382020000200012 Cuba Cuba 00 12 2020 00 12 2020 71 12 17

2018 16 1 1 2015 2012 1999 2010 1996 2001 2007 MINFAR 2013 NCTM 1989 2003 1978 1999