SELYMES, Péter. Social aspects of air transport. Periodica Polytechnica Transportation Engineering, [S. l.], v. 38, n. 2, p. 67–71, 2010. 10.3311/pp.tr.2010-2.02. Disponível em: https://pp.bme.hu/tr/article/view/1844. Acesso em: 18 jun. 2025.