ELIASZ, Katarzyna. “Alf Ross”™ Theory of Legal Validity in the Context of Current Research on the Judicial Decision-Making”. Utopía y Praxis Latinoamericana 20, no. 71 (May 6, 2016). Accessed December 6, 2025. http://www.produccioncientificaluz.org/index.php/utopia/article/view/21070.