DEMJANIUK, R. .; ŚWIRSKA, A. . Polish: The efficiency of Polish logistics in comparison to Central and Eastern European countries, EU 11. Zeszyty Naukowe UPH seria Administracja i Zarządzanie, [S. l.], v. 26, n. 99, p. 77–93, 2021. Disponível em: https://czasopisma.uph.edu.pl/znadministracja/article/view/1946. Acesso em: 5 may. 2024.