BARBER, K. Suzanne; GRASER, Thomas J. Requirements Evolution and Reuse Using the Systems Engineering Process Activities (SEPA). Australasian Journal of Information Systems, Australia, v. 6, n. 2, 1999. DOI: 10.3127/ajis.v6i2.294. Disponível em: https://ajis.aaisnet.org/index.php/ajis/article/view/294. Acesso em: 15 nov. 2025.