Photography Based Artefact Analysis. - Petri Mannonen; Hannu Kuoppala; Mika P. Nieminen (INTERACT, 2003)

Mobile Interaction with Elevators: Improving People Flow in Complex Buildings. - Markku Turunen; Hannu Kuoppala; Sanna Kangas; Juho Hella; Toni Miettinen; Tomi Heimonen; Tuuli Keskinen; Jaakko Hakulinen; Roope Raisamo (MindTrek, 2013)