Joyca Lacroix, Privender Saini, Roger Holmes. The relationship between goal difficulty and performance in the context of a physical activity intervention program. In G. Henri ter Hofte, Ingrid Mulder, Boris E. R. de Ruyter, editors, Proceedings of the 10th Conference on Human-Computer Interaction with Mobile Devices and Services, Mobile HCI 2008, Amsterdam, the Netherlands, September 2-5, 2008. ACM International Conference Proceeding Series, pages 415-418, ACM, 2008. [doi]
Abstract is missing.