WŁOCH, Wojciech. Emotivism as a meta-ethical foundation of legal positivism in the context of Hans Kelsen’s pure theory of law. Studies in the History of Philosophy. Online. 5 July 2019. Vol. 10, no. 2, pp. 123-141. [Accessed 22 July 2024]. DOI 10.12775/szhf.2019.019.