BĘBEN, Damian. European Ecological Network Nature 2000 and development of the transportation routes. Roads and Bridges - Drogi i Mosty, [S. l.], v. 8, n. 4, p. 5–23, 2009. Disponível em: https://rabdim.pl/index.php/rb/article/view/300. Acesso em: 22 jul. 2024.