@inproceedings{ILPS-1994-DavisonH,
	author        = "Andrew Davison and Elizabeth Haywood",
	booktitle     = "{Proceedings of the International Symposium on Logic Programming}",
	isbn          = "0-262-52191-1",
	pages         = "676",
	publisher     = "{MIT Press}",
	title         = "{Parsing with PTN}",
	year          = 1994,
}