[1]
Pukin-Sowul, P. and Markowski, L. 2022. Analysis of the Similarity of the Macroeconomic Situation and the Level of Investment in the European Union in 2018-2020 in the Context of the Covid-19. Olsztyn Economic Journal. 17, 1 (Sep. 2022), 115–126. DOI:https://doi.org/10.31648/oej.8551.