@inproceedings {LaViola-2001-HFM,
	author=		"Joseph LaViola and Daniel Acevedo and Daniel Keefe and Robert Zeleznik",
	booktitle=	"Proceedings of ACM Symposium on Interactive {3D} Graphics",
	month=		"March",
	pages=		"9--15",
	title=		"Hands-Free Multi-Scale Navigation in Virtual Environments",
	year=		"2001",
	theme=		"vr",
	project=	"cavepainting",
	added-by=	"Daniel Keefe",
	date-added=	"Thu June 27 12:45:17 2002"
}
@inproceedings {LaViola-2001-HFM-url,
	author=		"Joseph LaViola and Daniel Acevedo and Daniel Keefe and Robert Zeleznik",
	booktitle=	"Proceedings of ACM Symposium on Interactive {3D} Graphics",
	month=		"March",
	note=		" \url{http://vis.cs.brown.edu/docs/pdf/g/LaViola-2001-HFM.pdf.html}{(pdf)} \url{http://vis.cs.brown.edu/results/bibtex/LaViola-2001-HFM.bib}{(bibtex: LaViola-2001-HFM)}",
	pages=		"9--15",
	title=		"Hands-Free Multi-Scale Navigation in Virtual Environments",
	year=		"2001",
	theme=		"vr",
	project=	"cavepainting",
	added-by=	"Daniel Keefe",
	date-added=	"Thu June 27 12:45:17 2002"
}