Gamified Persuasion: User Experiences of Online Activation Service. - Tim Luoto; Raija Korpelainen; Juha Röning; Riikka Ahola; Heidi P. K. Enwald; Noora Hirvonen; Lauri Tuovinen; Hannu I. Heikkinen (Int. J. Sociotechnology Knowl. Dev., 2014)

Software Design Principles for Digital Behavior Change Interventions - Lessons Learned from the MOPO Study. - Lauri Tuovinen; Riikka Ahola; Maarit Kangas; Raija Korpelainen; Pekka Siirtola; Tim Luoto; Riitta Pyky; Juha Röning; Timo Jämsä (HEALTHINF, 2016)

Computer game and wearable sensors based approach to promote physical activity for young men. - Heli Koskimäki; Pekka Siirtola; Eino Keskitalo; Lauri Tuovinen; Tim Luoto; Riikka Ahola; Riitta Pyky; Raija Korpelainen; Timo Jämsä; Hannu I. Heikkinen; Juha Röning (UbiComp/ISWC Adjunct, 2017)

Effect of tailored, gamified, mobile physical activity intervention on life satisfaction and self-rated health in young adolescent men: A population-based, randomized controlled trial (MOPO study). - Riitta Pyky; Heli Koivumaa-Honkanen; Anna-Maiju Leinonen; Riikka Ahola; Noora Hirvonen; Heidi P. K. Enwald; Tim Luoto; Eija Ferreira; Tiina M. Ikäheimo; Sirkka Keinänen-Kiukaanniemi; Matti Mäntysaari; Timo Jämsä; et al. (Comput. Hum. Behav., 2017)