Mobile interaction with visual and RFID tags: a field study on user perceptions. - Kaj Mäkelä; Sara Belt; Dan Greenblatt; Jonna Häkkilä (CHI, 2007)

Collecting cross-cultural user data with internationalized storyboard survey. - Tanja Walsh; Piia Nurkka; Tiina Koponen; Jari Varsaluoma; Sari Kujala; Sara Belt (OZCHI, 2011)