2448-8089 2448-8089 S2448-80892017000100037 10.24844/em2901.02 Colombia Colombia 00 00 2017 00 00 2017 29 1 37 60

2010 15 225-53 2007 1 3 3 117-34 1932 33 2 2 329-45 2007 137-61 1997 1 180-95 2014 11-34 2014 409-16 2012 2016 93 1 1 35-50