FISZER, Józef M. The Eastern Policy of the European Union as a Component of Its Foreign Policy: Olga Barburska, [The Eastern Policy of the European Union as a Component of Its Foreign Policy], The European Centre of the University of Warsaw/Oficyna Wydawnicza ASPRA-JR, Warszawa 2018. Studia Polityczne, [S. l.], v. 47, n. 4, p. 151–156, 2019. DOI: 10.35757/STP.2019.47.4.07. Disponível em: https://czasopisma.isppan.waw.pl/sp/article/view/416. Acesso em: 22 lis. 2024.