@inproceedings{CHI-2009-LawRHVK,
	author        = "Effie Lai-Chong Law and Virpi Roto and Marc Hassenzahl and Arnold P. O. S. Vermeeren and Joke Kort",
	booktitle     = "{Proceedings of the 27th ACM SIGCHI Conference on Human Factors in Computing Systems}",
	doi           = "10.1145/1518701.1518813",
	isbn          = "978-1-60558-246-7",
	pages         = "719--728",
	publisher     = "{ACM}",
	title         = "{Understanding, scoping and defining user experience: a survey approach}",
	year          = 2009,
}