Vale, Luís. “The Theories of Interconstitutionality and Transconstitutionalism. Preliminary Insights from a Jus-Cultural Perspective (With a View to Transnational Social Justice)”. UNIO – EU Law Journal 1 (July 1, 2015): 55-76. Accessed December 10, 2019. https://revistas.uminho.pt:443/index.php/unio/article/view/285.