“Omnibus Laws Do Not Breach the Principle of Legal Certainty Per Se. Indirect Unconstitutionality on the Grounds of Basic State Legislation Infringement: Commentary on Constitutional Court’s Judgement 161 2019, of December 12, on Appeal of Unconstitutionality 878 2019 (BOE Num. 10, of January 11, 2020)”. 2020. Journal of the Cortes Generales, no. 108 (June): 377-96. https://doi.org/10.33426/rcg/2020/108/1497.