S. . Cvetković and L. Forró, “The Birth of Modern Serbia (1804–2004): Integration, concepts, ideas, and great powers”, in The Development of European and Regional Integration Theories  in Central European Countries, M. . Gedeon and I. . Halász, Eds. Legal Studies on Central Europe, 2022, pp. 113–136. doi: 10.54171/2022.mgih.doleritincec_6.