Media type: E-Article Title: Classification of the EU countries according to the vulnerability of their economies to the impact of COVID-19 pandemic Contributor: Brzyska, Joanna [VerfasserIn]; Szamrej-Baran, Izabela [VerfasserIn] imprint: 2021 Published in: European research studies ; 24(2021), 2B, Seite 967-978 Language: English DOI: 10.35808/ersj/2318 ISSN: 1108-2976 Identifier: Keywords: Cluster analysis ; COVID-19 pandemic ; vulnerability ; Ward'Method ; K-means clustering ; Aufsatz in Zeitschrift Origination: Footnote: Access State: Open Access