@inproceedings{CHI-2009-VogelCCBK,
	author        = "Daniel Vogel and Matthew Cudmore and Géry Casiez and Ravin Balakrishnan and Liam Keliher",
	booktitle     = "{Proceedings of the 27th ACM SIGCHI Conference on Human Factors in Computing Systems}",
	doi           = "10.1145/1518701.1518787",
	isbn          = "978-1-60558-246-7",
	pages         = "557--566",
	publisher     = "{ACM}",
	title         = "{Hand occlusion with tablet-sized direct pen input}",
	year          = 2009,
}