Authors:
Campo Elias Pardo <cepardot@unal.edu.co>
,
Pedro Cesar del Campo <pcdelcampon@unal.edu.co> and
Camilo Jose Torres <cjtorresj@unal.edu.co>
,
with the contributions from.
Ivan Diaz <ildiazm@unal.edu.co>
,
Mauricio Sadinle <msadinleg@unal.edu.co>
,
Jhonathan Medina <jmedinau@unal.edu.co>.