YAŞAR, Mehmet; AKÇAY, Gökşen. Global Hub Competition and Airfare Differences: A Comparative Analysis of International Flights. Black Sea Journal of Aviation and Aerospace, [S. l.], v. 1, n. 1, p. 47, 2025. DOI: 10.5281/zenodo.18211889. Disponível em: https://blackseapublishers.online/index.php/aviation/article/view/47. Acesso em: 18 mar. 2026.