1. Saffer Dan, “Designing for Interaction, Second Edition: Creating Innovative Applications and Devices”, New Riders (2010).
2. Orngreen, R., Pejtersen, A.M., & Clemmensen, T. Themes in Human Work Interaction Design. Paper presented at the Cultural Usability and Human Work Interaction Design – techniques that connects: NordiCHI 2008 Workshop Sunday October 19, 2008, Lund, Sweden (2009).
3. Katre, D., Clemmens, T., “Human Work Interaction Design for e-governement and public information systems” in International Journal of Public Information Systems, vol 2011:3 (2011).
4. Moggridge, Bill, Designing Interactions, The MIT Press, (2007).
5. Shedroff, Nathan, “Information Interaction Design: A Unified Field Theory of Design”, Vivid Studios (1994).