2218-3620 2218-3620 S2218-36202020000500254 Cuba Cuba 00 10 2020 00 10 2020 12 5 254 262

2015 42 4 4 14-25 2017 9 2 2 59-67 2016 112 2518-28 2006 Sancti Spiritus, Cuba International Standardization Organization 2011 1981 2013 4 2 2 103-19 2005