Werner Ravyse
- The Game Experience Model (GEM) (2020) Game User Experience And Player-Centered Design Tomi “bgt” Suovuo, Natasha Skult, Tapani N. Joelsson, Petter Skult, Werner Ravyse, Jouni Smed
- Rehabilitation Games (2017) Encyclopedia of Computer Graphics and Games Werner Ravyse, Kimmo Tarkkanen, A. Seugnet Blignaut, Erkki Sutinen, Jouni Smed