KELEMEN, Zsolt. RECOMMENDED PROCESS FOR THE AIRLINE INFORMATICS SYSTEM DEVELOPMENT. Periodica Polytechnica Transportation Engineering, [S. l.], v. 29, n. 1-2, p. 137–145, 2001. Disponível em: https://pp.bme.hu/tr/article/view/1958. Acesso em: 30 apr. 2024.