1996-2452 1996-2452 S1996-24522019000300509 Cuba Ecuador 00 12 2019 00 12 2019 14 3 509 526

2012 7 3 3 121-42 1976 2016 La Habana, Cuba (200 0 2017 8 1 1 53-8 2004 9 4 4 85-101 2018 20 3 3 1984 2004 2005 2010 2013 18 179 179 1996 94