URBAN, J. . “VORWORT: INTRODUCTION TO THE CONFERENCE ‟MINORITY POLICY AND CHANGING VALUES” / EINLEITUNG ZU KONFERENZ ‟MINDERHEITENPOLITIK UND WERTEWANDEL””. Studia Universitatis Babeș-Bolyai Europaea, vol. 60, no. 2, June 2015, pp. 5-10, http://193.231.18.162/index.php/subbeuropaea/article/view/4967.