Bedoya Bedoya, M. R.; Gutiérrez Londoño, D.; Ocampo Parias, B. S.; Beltrán Pérez, J. C. The Union Contract in Colombia: Uses, Effects and Winners. Opin. jurid. 2022, 21 (44), 151-178. https://doi.org/10.22395/ojum.v21n44a8.