@inproceedings{CHI-2009-EverittBFK,
	author        = "Katherine Everitt and Tanya Bragin and James Fogarty and Tadayoshi Kohno",
	booktitle     = "{Proceedings of the 27th ACM SIGCHI Conference on Human Factors in Computing Systems}",
	doi           = "10.1145/1518701.1518837",
	isbn          = "978-1-60558-246-7",
	pages         = "889--898",
	publisher     = "{ACM}",
	title         = "{A comprehensive study of frequency, interference, and training of multiple graphical passwords}",
	year          = 2009,
}