Touch key design
Touch key design for one-handed thumb interaction with a mobile phone: Effects of touch key size andtouch key location
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YS Park… – International Journal of Industrial Ergonomics, 2010
a Department of Industrial and Management Engineering, Pohang University of Science and
Technology (POSTECH), San 31, Hyoja, Pohang 790-784 … subjects participated in the experiment
in which they preformed a task of pressing a single target on a small touch screen.