@inproceedings{LICS-1987-Emden,
	author        = "Maarten H. van Emden",
	booktitle     = "{Proceedings of the Second Symposium on Logic in Computer Science}",
	pages         = "179",
	publisher     = "{IEEE Computer Society}",
	title         = "{First-order Predicate Logic as a Common Basis for Relational and Functional Programming}",
	year          = 1987,
}