@inproceedings{HCI-III-2013-AnKK,
	author        = "Kwang-Ok An and Da-Hey Kim and Jongbae Kim",
	booktitle     = "{Proceedings of the 15th International Conference on Human-Computer Interaction. Part V: Towards Intelligent and Implicit Interaction}",
	doi           = "10.1007/978-3-642-39342-6_1",
	isbn          = "978-3-642-39341-9",
	pages         = "3--9",
	publisher     = "{Springer International Publishing}",
	series        = "{Lecture Notes in Computer Science}",
	title         = "{Development of a Virtual Keyboard System Using a Bio-signal Interface and Preliminary Usability Test}",
	volume        = 8008,
	year          = 2013,
}