JANCAR, Petr; SRBA, Jirí. Undecidability Results for Bisimilarity on Prefix Rewrite Systems. BRICS Report Series, [S. l.], v. 13, n. 7, 2006. DOI: 10.7146/brics.v13i7.21913. Disponível em: https://tidsskrift.dk/brics/article/view/21913. Acesso em: 5 dec. 2025.