0034-7426 0034-7426 S0034-74262017000100103 10.15446/recolma.v51n1.66843 Colombia 00 06 2017 00 06 2017 51 1 103 117

[1] 2013 351 585-91 [2] 2013 14 1634-42 [3] 2011 74 286-97 [4] 2010 second [5] 2009 58 183-217 [6] 2002 51 119-44 [7] 1998 60 1 1 1-26 [8] 2002 third [9] 2002 third [10] 1989 251 186-202 [11] 1991 53 5 5 701-519 [12] 2007 32 6 6 849-77 [13] 2010 35 1516-37