@inproceedings{FoSSaCS-1999-DantsinV,
	author        = "Evgeny Dantsin and Andrei Voronkov",
	booktitle     = "{Proceedings of the Second International Conference on Foundations of Software Science and Computation Structures}",
	doi           = "10.1007/3-540-49019-1_13",
	isbn          = "3-540-65719-3",
	pages         = "180--196",
	publisher     = "{Springer-Verlag}",
	series        = "{Lecture Notes in Computer Science}",
	title         = "{A Nondeterministic Polynomial-Time Unification Algorithm for Bags, Sets and Trees}",
	volume        = 1578,
	year          = 1999,
}