• https://repository.eafit.edu.co/entities/publication/31247078-7560-4ff3-a665-a50125bd091b
• https://repository.eafit.edu.co/items/230300a5-fe85-4331-9552-2c815e7b81c2
• https://repository.eafit.edu.co/entities/publication/3072561b-ddbb-4adf-8bb2-f2497a793526
• https://repository.eafit.edu.co/entities/publication/70cbad44-d983-4b4b-b340-04c661576973
• https://repository.eafit.edu.co/entities/publication/6de280dc-ede6-4e4a-8b3f-1d3dd896620b