@inproceedings{RTA-1993-NiehrenPT,
	author        = "Joachim Niehren and Andreas Podelski and Ralf Treinen",
	booktitle     = "{Proceedings of the Fifth International Conference on Rewriting Techniques and Applications}",
	doi           = "10.1007/3-540-56868-9_9",
	editor        = "Claude Kirchner",
	isbn          = "3-540-56868-9",
	pages         = "106--120",
	publisher     = "{Springer-Verlag}",
	series        = "{Lecture Notes in Computer Science}",
	title         = "{Equational and Membership Constraints for Finite Trees}",
	volume        = 690,
	year          = 1993,
}