Bedoya Bedoya MR, Gutiérrez Londoño D, Ocampo Parias BS, Beltrán Pérez JC. The Union Contract in Colombia: Uses, Effects and Winners. Opin. jurid. [Internet]. 2022 Mar. 19 [cited 2025 Apr. 19];21(44):151-78. Available from: https://revistas.udem.edu.co/index.php/opinion/article/view/3615