JØRGENSEN, J. B.; KRISTENSEN, L. M. Verification by State Spaces with Equivalence Classes. DAIMI Report Series, [S. l.], v. 26, n. 515, 1997. DOI: 10.7146/dpb.v26i515.7044. Disponível em: https://tidsskrift.dk/daimipb/article/view/7044. Acesso em: 8 may. 2024.