Economic and Social Development : Legal Challenges of Modern World. International Scientific Conference. Economic and Social Development : Book of Proceedings : 31th International Scientific Conference on Economic and Social Development - Legal Challenges of Modern World : Split, [Croatia], 7-8 June 2018. Editors: Marijan Cingula, Douglas Rhein, Mustapha Machrafi. 1st Edition. Varazdin : Varazdin Development and Entrepreneurship Agency ; Split : Faculty of Law, University of Split : University of Split, 2018. online 598 s. ISSN 1849-7535.