@inproceedings{SIGMOD-1988-Fromm,
	author        = "Hansjörg Fromm",
	booktitle     = "{Proceedings of the 18th ACM SIGMOD International Conference on Management of Data}",
	cdrom         = "SIGMOD88/P205.PDF",
	pages         = "205",
	title         = "{Database Services in the German Bildschirmtext System (Btx)}",
	year          = 1988,
}