ANDERSEN, N. E.; KYNG, M. Construction of System Descriptions in SIMULA and DELTA. DAIMI Report Series, [S. l.], v. 7, n. 81, 1978. DOI: 10.7146/dpb.v7i81.6497. Disponível em: https://tidsskrift.dk/daimipb/article/view/6497. Acesso em: 9 may. 2024.