@inproceedings{AFL-2014-Crespi-ReghizziP,
	author        = "Stefano Crespi-Reghizzi and Pierluigi San Pietro",
	booktitle     = "{Proceedings of the 14th International Conference on Automata and Formal Languages}",
	doi           = "10.4204/EPTCS.151.15",
	pages         = "216--230",
	series        = "{EPTCS}",
	title         = "{Commutative Languages and their Composition by Consensual Methods}",
	volume        = 151,
	year          = 2014,
}