CHRISTENSEN, H. B. Ragnarok: An Architecture Based Software Development Environment. DAIMI Report Series, [S. l.], v. 28, n. 540, 1999. DOI: 10.7146/dpb.v28i540.7951. Disponível em: https://tidsskrift.dk/daimipb/article/view/7951. Acesso em: 4 may. 2024.