@inproceedings{AFL-2017-LavadoPP,
	author        = "Giovanna J. Lavado and Giovanni Pighizzini and Luca Prigioniero",
	booktitle     = "{Proceedings 15th International Conference on Automata and Formal Languages}",
	doi           = "10.4204/EPTCS.252.15",
	ee            = "http://arxiv.org/abs/1708.06465",
	pages         = "143--156",
	title         = "{Weakly and Strongly Irreversible Regular Languages}",
	year          = 2017,
}