Vargas Castro, S.B. 2021. Intervention of the Faculty of Law and Political Sciences at Universidad de Ibagué in the claim of unconstitutionality against Article 223 of Act 906 of 2004. Sentence C-480/20. Dos mil tres mil. 23, (Jul. 2021), 1–7. DOI:https://doi.org/10.35707/dostresmil/23325.