@inproceedings{SIGMOD-1990-Kuntz,
	author        = "Michel Kuntz",
	booktitle     = "{Proceedings of the 20th ACM SIGMOD International Conference on Management of Data}",
	cdrom         = "SIGMOD90/P391.PDF",
	doi           = "10.1145/93597.98751",
	pages         = "391",
	title         = "{Pasta-3: A Graphical Direct Manipulation Interface for Knowledge Base Management Systems}",
	year          = 1990,
}