@inproceedings{HCI-EI-1999-HennS,
	author        = "Horst Henn and Thomas Stober",
	booktitle     = "{Proceedings of the Eighth International Conference on Human-Computer Interaction. Volume 1: Ergonomics and User Interfaces}",
	isbn          = "0-8058-3391-9",
	pages         = "571--575",
	publisher     = "{Lawrence Erlbaum}",
	title         = "{Compatibility Problems in e-Commerce Interfaces}",
	year          = 1999,
}