0123-7799 0123-7799 S0123-77992020000300053 10.22430/22565337.1608 Cuba Cuba Cuba 00 12 2020 00 12 2020 23 49 53 62

[1] 2013 18 1 1 77-89 [2] 2002 112-24 [3] 2007 Cusco 83-93 [4] 2018 2 [5] 2011 [6] ISO 1994 5p [7] 2013 18 2 2 110-7 [8] 2012 55 1 1 18-25 [9] 2011 1 6-13 [10] 2013 18 1 1 072-6 [11] 2017 22 4 4 401-12 [12] 2001 119 1-3 1-3 185-92 [13] 2009 14 1 1 66-73 [14] 1997 [15] 2006 [16] 2014 [17] 2011 [18] 2006 [19] StatPoint [20] Statpoint Technologies 2006 [21] 137 [22] 2018 1-16 [23] 1995 [24] 1997 76 6 6 245-50 [25] 31 9 9 4165-73 [26] Active Standard ASTM G132 2018 [27] 1990 4 12 12 988-9