{"identifier":"nobleid:/w1/20260521/4B6FD2DB","arkIdentifier":"ark:/48914/w1/20260521/4B6FD2DB","version":1,"workTitle":"The Impact of Covid-19 on Air Transport Operation in Poland","workType":"Journal Article","authors":"Katarzyna Wąsowska, Marta Wińcewicz-Bosy, Małgorzata Dymyt","description":null,"workUrl":null,"existingDoi":"10.35808/ersj/2140","createdAt":"2026-05-21T13:36:01.554720Z","canonicalUrl":"https://nobleid.org/ark:/48914/w1/20260521/4B6FD2DB.v1"}