Young Sam Ryu

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Ryu, Young Sam, Koh, Do Hyong, Aday, Brad L., Gutierrez, Xavier A., Platt, John D. (2010): Usability Evaluation of Randomized Keypad. In Journal of Usability Studies, 5 (2) pp. 65-75.

Pan, Younghwan, Ryu, Young Sam (2009): Insights for the TV Interface from the Mobile Phone Interface. In Journal of Usability Studies, 4 (4) pp. 166-177.

Ryu, Young Sam, Babski-Reeves, Kari, Smith-Jackson, Tonya L., Nussbaum, Maury A. (2007): Decision Models for Comparative Usability Evaluation of Mobile Phones Using the Mobile Pho. In Journal of Usability Studies, 3 (1) pp. 24-40.

Ryu, Young Sam, Smith-Jackson, Tonya L. (2006): Reliability and Validity of the Mobile Phone Usability Questionnaire (MPUQ). In Journal of Usability Studies, 2 (1) pp. 39-53.