HIRSCHHEIM, Rudy; LIVARI, Juhani; KLEIN, Heinz. A Comparison of Five Alternative Approaches to Information Systems Development. Australasian Journal of Information Systems, Australia, v. 5, n. 1, 1997. DOI: 10.3127/ajis.v5i1.347. Disponível em: https://ajis.aaisnet.org/index.php/ajis/article/view/347. Acesso em: 14 nov. 2025.