WINSKEL, G.; NIELSEN, M. Models for Concurrency. DAIMI Report Series, [S. l.], v. 21, n. 429, 1992. DOI: 10.7146/dpb.v21i429.6743. Disponível em: https://tidsskrift.dk/daimipb/article/view/6743. Acesso em: 9 may. 2024.