ACETO, L.; FOKKINK, W. J.; INGÓLFSDÓTTIR, A.; LUTTIK, B. CCS with Hennessy’s Merge has no Finite Equational Axiomatization. BRICS Report Series, [S. l.], v. 10, n. 34, 2003. DOI: 10.7146/brics.v10i34.21802. Disponível em: https://tidsskrift.dk/brics/article/view/21802. Acesso em: 28 mar. 2024.