JANIN, D.; WALUKIEWICZ, I. Automata for the mu-calculus and Related Results. BRICS Report Series, [S. l.], v. 2, n. 27, 1995. DOI: 10.7146/brics.v2i27.19929. Disponível em: https://tidsskrift.dk/brics/article/view/19929. Acesso em: 29 mar. 2024.