'''Enrique Arrieta-Noguera''' is the chair of [[ISOC]] Colombia.<ref>[http://www.isoc.ps/old/about_approval.php isoc.ps]</ref> | '''Enrique Arrieta-Noguera''' is the chair of [[ISOC]] Colombia.<ref>[http://www.isoc.ps/old/about_approval.php isoc.ps]</ref> |