1. The empathy cycle: Refinement of a nuclear concept.
2. Series ILMARI A51;Battarbee K.,2004
3. Co-experience: user experience as interaction
4. Battarbee, K., Baerten, N. and Hinfelaar, M. Pools and satellites: intimacy in the city. Proceedings of the conference on designing interactive systems DIS’00. pp.237–245. New York, NY: ACM Press.