@inproceedings{AFL-2017-CrespiReghizziP,
	author        = "Stefano Crespi-Reghizzi and Matteo Pradella",
	booktitle     = "{Proceedings 15th International Conference on Automata and Formal Languages}",
	doi           = "10.4204/EPTCS.252.11",
	ee            = "http://arxiv.org/abs/1705.09093",
	pages         = "86--100",
	title         = "{Higher-order Operator Precedence Languages}",
	year          = 2017,
}