OLIVERO, N. ‘On-Board Experience’: A Study on First and Business Class Frequent Flyers. Symphonya. Emerging Issues in Management, [S. l.], n. 3, p. 97–112, 2017. DOI: 10.4468/2017.3.09olivero. Disponível em: https://symphonya.unicusano.it/article/view/2017.3.09olivero. Acesso em: 13 aug. 2022.