@inproceedings{RTA-1989-ToyamaKB,
	author        = "Yoshihito Toyama and Jan Willem Klop and Hendrik Pieter Barendregt",
	booktitle     = "{Proceedings of the Third International Conference on Rewriting Techniques and Applications}",
	doi           = "10.1007/3-540-51081-8_127",
	editor        = "Nachum Dershowitz",
	isbn          = "3-540-51081-8",
	pages         = "477--491",
	publisher     = "{Springer-Verlag}",
	series        = "{Lecture Notes in Computer Science}",
	title         = "{Termination for the Direct Sum of left-Linear Term Rewriting Systems -Preliminary Draft-}",
	volume        = 355,
	year          = 1989,
}