Prieto, Julián. «Köpcke, Maris, Legal Validity: The Fabric of Justice, Oxford, Hart Publishing, 2019, 184 Pp». Prudentia Iuris, no. 90 (Dezembro 29, 2020): 243–247. Acedido Julho 3, 2024. https://e-revistas.uca.edu.ar/index.php/PRUDENTIA/article/view/3343.