Maliszewska-Nienartowicz, J., and A. Witulska. “ROLE OF THE EUROPEAN CENTRAL BANK IN COMBATING THE FINANCIAL CRISIS IN THE EUROPEAN UNION”. Polish Review of International and European Law, vol. 7, no. 1, Aug. 2019, pp. 97-121, doi:10.21697/priel.2018.7.1.05.