HENRIKSEN, J. G.; MUKUND, M.; KUMAR, K. N.; THIAGARAJAN, P. S. Towards a Theory of Regular MSC Languages. BRICS Report Series, [S. l.], v. 6, n. 52, 1999. DOI: 10.7146/brics.v6i52.20122. Disponível em: https://tidsskrift.dk/brics/article/view/20122. Acesso em: 1 may. 2024.