1680-0338 1680-0338 S1680-03382019000100047 Cuba Cuba 00 04 2019 00 04 2019 40 1 47 57

APHA and WEF 2005 21st edn 2012 XXXII 3 3 248-56 2012 6 2 2 127-50 2007 9 2 2 9-15 2013 2016 17 4 4 491-7 2015 14 2 2 14-20 2015 27 3 3 441-53 2013 1996 1-8