Pierson, Jo, An Jacobs, Katrien Dreessen, and Lieven De Marez. “Exploring and Designing Wireless City Applications by Way of Archetype User Research Within a Living Lab”. Observatorio (OBS*) 2, no. 2 (May 26, 2008). Accessed February 27, 2024. https://obs.obercom.pt/index.php/obs/article/view/205.