1794-9165 1794-9165 S1794-91652020000100053 10.17230/ingciencia.16.31.3 Colombia Colombia 00 06 2020 00 06 2020 16 31 53 76

[1] 2007 56 01 01 40-9 [2] 2018 121-57 [3] 2017 160 11-20 [4] 2009 2 24 24 93-104 [5] 2017 [6] 2017 33 8 8 1641-54 [7] 2004 [8] 1994 10 279-93 [9] 1995 26 75-87 [10] 1995 6 267-81 [11] 1987 36 45-7 [12] 1992 14 257-72 [15] 2017 157 54-63 [14] 2015 22 2 2 1550008 (15 pages) [15] 2008 [16] 2014 [17] 2016 7 2 2 109-24 [18] 2017 168 [19] 1994 43 2 2 335-43 [20] 2012 2012 15 [21] 1996 54 11-21 [22] 2013 3 307-18 [23] 2016 [24] 1991 5 01 01 113-28