@inproceedings{TAPSOFT-1997-GeserMOZ,
	author        = "Alfons Geser and Aart Middeldorp and Enno Ohlebusch and Hans Zantema",
	booktitle     = "{Proceedings of the Seventh International Joint Conference on Theory and Practice of Software Development}",
	doi           = "10.1007/BFb0030600",
	isbn          = "3-540-62781-2",
	pages         = "237--248",
	publisher     = "{Springer}",
	title         = "{Relative Undecidability in the Termination Hierarchy of Single Rewrite Rules}",
	year          = 1997,
}