CATTANI, G. L.; WINSKEL, G. Presheaf Models for Concurrency. BRICS Report Series, [S. l.], v. 3, n. 35, 1996. DOI: 10.7146/brics.v3i35.20017. Disponível em: https://tidsskrift.dk/brics/article/view/20017. Acesso em: 3 may. 2024.