@inproceedings{CHI-2010-BianchiOK,
	author        = "Andrea Bianchi and Ian Oakley and Dong-Soo Kwon",
	booktitle     = "{Proceedings of the 28th ACM SIGCHI Conference on Human Factors in Computing Systems}",
	doi           = "10.1145/1753326.1753488",
	isbn          = "978-1-60558-929-9",
	pages         = "1089--1092",
	publisher     = "{ACM}",
	title         = "{The secure haptic keypad: a tactile password system}",
	year          = 2010,
}