NIELSEN, Mogens; WINSKEL, Glynn. Petri Nets and Bisimulations. BRICS Report Series, [S. l.], v. 1, n. 15, 1994. DOI: 10.7146/brics.v1i15.21652. Disponível em: https://tidsskrift.dk/brics/article/view/21652. Acesso em: 5 dec. 2025.