VAN DEN HEUVEL, Willem-Jan; HASSELBRING, Wilhelm; PAPAZOGLOU, Mike. Top-Down Enterprise Application Integration with Reference Models. Australasian Journal of Information Systems, Australia, v. 8, n. 1, 2000. DOI: 10.3127/ajis.v8i1.263. Disponível em: https://ajis.aaisnet.org/index.php/ajis/article/view/263. Acesso em: 7 dec. 2025.