Concurrent Usability Engineering. - Pekka Ketola (BCS HCI, 2000)

Usability Engineering in Concurrent Product Development. - Pekka Ketola (PROFES, 2000)

Coping with Consistency under Multiple Design Constraints: The Case of the Nokia 9000 WWW Browser. - Pekka Ketola; Heli Hjelmeroos; Kari-Jouko Riho (Pers. Ubiquitous Comput., 2000)

ToyMobile: Image-based Telecommunication and Small Children. - Pekka Ketola; Hannu Korhonen (BCS HCI/IHM, 2001)

Usability Engineering Milestones in Complex Product Development - Experiences at Nokia Mobile Phones: Industrial Experience. - Pekka Ketola (Usability, 2002)

Integrating Usability with Concurrent Engineering in Mobile Phone Development. - Pekka Ketola (2002)

Techniques for designing mobile applications with customer data. - Karen Holtzblatt; Pekka Ketola; Thea Turner (CHI Extended Abstracts, 2004)

Enabling and improving the use of mobile e-services. - Bruno von Niman; Martin Böcker; Matthias Schneider-Hufschmidt; Margareta Flygt; Pascale Parodi; Pekka Ketola; David Williams; Michael Tate (Mobile HCI, 2005)

Special issue on out-of-box experience and consumer devices. - Pekka Ketola (Pers. Ubiquitous Comput., 2005)

The right to information: setup of mobile terminals and services. - Matthias Schneider-Hufschmidt; David Williams; Martin Böcker; Margareta Flygt; Pekka Ketola; Bruno von Niman; Michael Tate (Mobile HCI, 2006)

Enabling and improving the use of mobile services: the role of user experience standards and interoperability. - Bruno von Niman; Martin Böcker; Matthias Schneider-Hufschmidt; Margareta Flygt; Michael Tate; Pekka Ketola; David Williams; Mike Pluke (Mobility Conference, 2006)

Mind the gap: notes on product replacement. - Pekka Ketola (Interactions, 2006)

On User Experience Measurement Needs: Case Nokia. - Pekka Ketola; Virpi Roto (Int. J. Technol. Hum. Interact., 2009)

Handheld Devices and Mobile Phones. - Anne Kaikkonen; Eija Kaasinen; Pekka Ketola (The Universal Access Handbook, 2009)