1.
Kugiejko M, Żyto A. Illegal domestic tourism of Poles during the COVID-19 pandemic – introduction to the research. ASPAL [Internet]. 2022 Mar. 2 [cited 2024 Nov. 21];21(1):125-38. Available from: https://czasopisma.uwm.edu.pl/index.php/aspal/article/view/7063