KOS, Tomislav. University textbook: Area Navigation. Promet - Traffic&Transportation, [S. l.], v. 27, n. 2, p. 193, 2015. DOI: 10.7307/ptt.v27i2.1821. Disponível em: https://traffic2.fpz.hr/index.php/PROMTT/article/view/2527. Acesso em: 26 aug. 2025.