BOŽINA BEROŠ, Marta in GRDOVIĆ GNIP, Ana, brez datuma, The politics of differentiated integration : what do governments want? [na spletu]. Elaborat, predštudija, študija. San Domenico di Fiesole : European University Institute, Robert Schuman Centre for Advanced Studies. [Dostopano 9 april 2025]. Pridobljeno s: https://papers.ssrn.com/sol3/papers.cfm?abstract_id=3783826