0121-750X 0121-750X S0121-750X2017000300396 10.14483/23448393.11976 Colombia 00 12 2017 00 12 2017 22 3 396 412

[1] 2008 91-110 [2] 1990 64 8 8 821824 [3] 2015 [4] 2013 [5] 2016 83 2293-310 [6] [7] 2016 [8] 2016 83 2067-77 [9] 2016 134 [10] 2016 83 197^s1 197^s1 1 180-6 [11] 2012 13 3 3 1441-50 [12] 2011 2 3 3 238-44 [13] 2001 1 2 2 6-21 [14] 1994 301-47 [15] 2016 21 3 3 378-90 [16] 2012 69 20792087