CARIDÁ, V. D.; BONIZIO, R. C. Operating Performance Analysis of Gol and Ryanair Airlines. REBRAE, [S. l.], v. 11, n. 2, p. 242–257, 2018. DOI: 10.7213/rebrae.v11i2.23775. Disponível em: https://periodicos.pucpr.br/REBRAE/article/view/23775. Acesso em: 5 may. 2024.