@inproceedings{CHI-2001-SchkolnePS,
	author        = "Steven Schkolne and Michael Pruett and Peter Schröder",
	booktitle     = "{Proceedings of the 19th ACM SIGCHI Conference on Human Factors in Computing Systems}",
	doi           = "10.1145/365024.365114",
	isbn          = "1-58113-327-8",
	pages         = "261--268",
	publisher     = "{ACM}",
	title         = "{Surface drawing: creating organic 3D shapes with the hand and tangible tools}",
	year          = 2001,
}