@inproceedings{ICLP-1991-Scowen,
	author        = "R. S. Scowen",
	booktitle     = "{Proceedings of the Eighth International Conference on Logic Programming}",
	isbn          = "0-262-56058-5",
	pages         = "922--936",
	publisher     = "{MIT Press}",
	title         = "{An Overview of Prolog Standardization — Progress, Problems and Solutions}",
	year          = 1991,
}