0123-4870 0123-4870 S0123-48702021000200141 10.17227/folios.54-12028 Colombia 00 12 2021 00 12 2021 54 141 150

1993 XLI 1 1 293-332 1964 2000 2007 2009 2003 2011 2002 26-46 2018 6 2 2 473-81 2002 14-25 2007 IV 1-70 2010 2002 7-13 2019 45 189-99