BARCZAK , Agnieszka. Air Cargo Transportation in Poland - Trend Analysis and Forecast. Transport Economics and Logistics, [S. l.], v. 83, p. 79–87, 2019. DOI: 10.26881/etil.2019.83.06. Disponível em: https://czasopisma.bg.ug.edu.pl/index.php/znetil/article/view/5388. Acesso em: 5 may. 2024.