ACETO, L.; FOKKINK, W. J. An Equational Axiomatization for Multi-Exit Iteration. BRICS Report Series, [S. l.], v. 3, n. 22, 1996. DOI: 10.7146/brics.v3i22.19985. Disponível em: https://tidsskrift.dk/brics/article/view/19985. Acesso em: 18 apr. 2024.