@inproceedings{HCI-EI-1999-PiamonteOA,
	author        = "T. P. D. Piamonte and K. Ohlsson and J. D. A. Abeysekera",
	booktitle     = "{Proceedings of the Eighth International Conference on Human-Computer Interaction. Volume 1: Ergonomics and User Interfaces}",
	isbn          = "0-8058-3391-9",
	pages         = "798--802",
	publisher     = "{Lawrence Erlbaum}",
	title         = "{An Empirical Evaluation of Videophone Symbols: An International Study}",
	year          = 1999,
}