@inproceedings{ALP-PLILP-1998-GoguenMK,
	author        = "Joseph A. Goguen and Grant Malcolm and Tom Kemp",
	booktitle     = "{Proceedings of the 10th International Symposium on Principles of Declarative Programming, Held Jointly with the Seventh International Conference on Algebraic and Logic Programming}",
	doi           = "10.1007/BFb0056632",
	isbn          = "3-540-65012-1",
	pages         = "445--462",
	publisher     = "{Springer-Verlag}",
	series        = "{Lecture Notes in Computer Science}",
	title         = "{A Hidden Herbrand Theorem}",
	volume        = 1490,
	year          = 1998,
}