Dahlke, P., 		Orfin-Tomaszewska, K., & 		Sosnowski, P.
(2021).
 Assessment of the impact of the COVID-19 pandemic on the hospitality industry in Poland. Theoretical and empirical approach.
<em><Center>Conference Proceedings <BR> Determinants Of Regional Development</Center>, </em>(2), 541-557.
doi:10.14595/CP/02/034