THE PARTIAL FACTOR PRODUCTIVITY (PFP) METHOD USED TO INVESTIGATE THE PRODUCTIVITY OF AN AIRPORT ON THE EXAMPLE OF WARSAW CHOPIN AIRPORT. Scientific Journal of Safety and Logistics, [S. l.], v. 1, n. 1, 2023. DOI: 10.5281/zenodo.10436288. Disponível em: https://mail.sjsl.net/index.php/journal/article/view/3. Acesso em: 17 apr. 2026.