GU, H. Airport Revenue Diversification. Journal of Management Science & Engineering Research, [S. l.], v. 2, n. 1, p. 25–28, 2019. DOI: 10.30564/jmser.v2i1.1122. Disponível em: https://journals.bilpubgroup.com/index.php/jmser/article/view/1122. Acesso em: 4 may. 2024.