@inproceedings{RTA-2001-LevyV,
	author        = "Jordi Levy and Mateu Villaret",
	booktitle     = "{Proceedings of the 12th International Conference on Rewriting Techniques and Applications}",
	doi           = "10.1007/3-540-45127-7_14",
	editor        = "Aart Middeldorp",
	isbn          = "3-540-42117-3",
	pages         = "169--184",
	publisher     = "{Springer-Verlag}",
	series        = "{Lecture Notes in Computer Science}",
	title         = "{Context Unification and Traversal Equations}",
	volume        = 2051,
	year          = 2001,
}