Expressions of ownership: motivating users in a co-design process. - Helma van Rijn; Pieter Jan Stappers (PDC, 2008)

The Puzzling Life of Autistic Toddlers: Design Guidelines from the LINKX Project. - Helma van Rijn; Pieter Jan Stappers (Adv. Hum. Comput. Interact., 2008)

Designing for other people's strengths and motivations: Three cases using context, visions, and experiential prototypes. - Pieter Jan Stappers; Helma van Rijn; S. C. Kistemaker; A. E. Hennink; Froukje Sleeswijk Visser (Adv. Eng. Informatics, 2009)

Participatory design for users with impairments affecting cognitive functions and communication skills. - Karin Slegers; Pieter Duysburgh; Helma van Rijn; Niels Hendriks (PDC (2), 2012)