1990-8644 1990-8644 S1990-86442021000600499 Cuba Cuba 00 12 2021 00 12 2021 17 83 499 507

2011 2002 73 6 6 563-5 2005 7 49-72 2006 10 2 2 415-29 2009 2006 1991 1996 2000 2003 2016 513 183-98 2011 49 4 4 451-8