0120-3630 0120-3630 S0120-36302020000100005 10.15446/rbct.n47.81511 Colombia Colombia 00 06 2020 00 06 2020 47 5 14

[1] 2012 [2] 2002 [3] 2015 1ra 132 [4] 2017 [5] 2008 1 165-80 [6] 1988 11 3 3 189-93 [7] 2009 204 204 31-65 [8] 2011 32 4 4 497-507 [9] 2015 2 [10] 2001 25 94 94 27-35 [11] 1963 57 57 1-101 [12] 1995 10 10 19-24 [13] 1982 [14] 1998 23 23 133-43 [15] 2016 139-53 [16] 1992 21 1 1 25-36 [17] 2007 31 31 199-216 [18] 2011 [19] Servicio Geológico Colombiano (SGC) 2015 [20] 2005 [21] 2017 26 26 219-40 [22] 1959 2 [23] 1989 [24] 1996 4 [25] 1996 2 [26] 1973 18 18 26-30 [27] Servicio Geológico Colombiano (SGC) 2016 [28] Organización de las Naciones Unidas para la Educación, la Ciencia y La Cultura (UNESCO) 2015 [29] 2004 [30] 2015 8 8 1-18 [31] 2005 85 85 644-63