@inproceedings{CHI-2011-SauroL,
	author        = "Jeff Sauro and James R. Lewis",
	booktitle     = "{Proceedings of the 29th ACM SIGCHI Conference on Human Factors in Computing Systems}",
	doi           = "10.1145/1978942.1979266",
	isbn          = "978-1-4503-0228-9",
	pages         = "2215--2224",
	publisher     = "{ACM}",
	title         = "{When designing usability questionnaires, does it hurt to be positive?}",
	year          = 2011,
}