@inproceedings{CHI-1994-StoneFB94a,
	author        = "Maureen C. Stone and Kenneth P. Fishkin and Eric A. Bier",
	booktitle     = "{Proceedings of the 12th ACM SIGCHI Conference on Human Factors in Computing Systems}",
	doi           = "10.1145/191666.191774",
	isbn          = "0-89791-650-6",
	pages         = "306--312",
	publisher     = "{ACM}",
	title         = "{The movable filter as a user interface tool}",
	year          = 1994,
}