@inproceedings{SIGMOD-1993-KupperSR,
	author        = "Detlef Küpper and M. Strobel and Dietmar F. Rösner",
	booktitle     = "{Proceedings of the 23rd ACM SIGMOD International Conference on Management of Data}",
	cdrom         = "SIGMOD93/P529.PDF",
	doi           = "10.1145/170035.171543",
	pages         = "529--533",
	publisher     = "{ACM Press}",
	title         = "{NAUDA — A Cooperative, Natural Language Interface to Relational Databases}",
	year          = 1993,
}