@inproceedings{SIGMOD-1995-JonkerS,
	author        = "Willem Jonker and Heribert Schütz",
	booktitle     = "{Proceedings of the 25th ACM SIGMOD International Conference on Management of Data}",
	cdrom         = "SIGMOD95/P490.PDF",
	doi           = "10.1145/223784.223903",
	pages         = "490",
	publisher     = "{ACM Press}",
	title         = "{The ECRC Multi Database System}",
	year          = 1995,
}