WINSKEL, G.; NIELSEN, M. Models for Concurrency. BRICS Report Series, [S. l.], v. 1, n. 12, 1994. DOI: 10.7146/brics.v1i12.21658. Disponível em: https://tidsskrift.dk/brics/article/view/21658. Acesso em: 6 may. 2024.