WALUKIEWICZ, I. A Complete Deductive System for the mu-Calculus. BRICS Report Series, [S. l.], v. 2, n. 6, 1995. DOI: 10.7146/brics.v2i6.19508. Disponível em: https://tidsskrift.dk/brics/article/view/19508. Acesso em: 18 apr. 2024.