2019. On the complex practical enforcement of article 134 (6) of the Constitution: Comment to the Decisions of the Constitutional Court 139/2018, of September 17 and 17/2019, of February 11, concerning the appeals for legal protection numbers 4877-2017729-2018 and 1104-2018 (B.O.E. num. 22, of January 25, 2019, and num. 67, of March 19, 2019). Journal of the Cortes Generales. 106 (Jun. 2019), 559–569. DOI:https://doi.org/10.33426/rcg/2019/106/1412.