0121-1129 0121-1129 S0121-11292018000100051 10.19053/01211129.v27.n47.2018.7751 Colombia Colombia Colombia Colombia 00 04 2018 00 04 2018 27 47 51 60

[1] 2017 64 91-104 [2] International Energy Agency 2016 [3] [4] 2017 74 1287-99 [5] 2014 62 313-8 [6] 2014 31 846-59 [7] 2014 79 53-60 [8] 2007 11 2 2 331-44 [9] 2016 55 336-44 [10] 2014 30 412-9 [11] 2017 73 892-903 [12] 2009 3 5 5 225-36 [13] 2002 81 13 13 1679-86 [14] 2016 41 15 15 6567-80 [15] 2016 62 . 856-65 [16] 2007 86 5-6 5-6 649-55 [17] 2008 39 [18] 2014 [19] 2016 182 382-90 [20] 2014 493 129-33 [21] 2012 148 33-9 [22] 2014 [23] 2013 24 1 1 25-32 [24] 2009 3 1 1 42-71 [25] 2017 [26] 2012 [27] 1992 [28] 1997 37-42 [29] 2009 [30] 2005 [31] 2011 4 2 2 79-92 [32] Alcaldía de Bucaramanga 2015 [33] 2012 3 4 4 [34] 2016 24 6 6 693-702