1 Ryu J. Y., "onvenient Times through a Touch-screen" 8 : 80-83, 2007
2 Gerd, W., "User-Centered Evaluation of the Responsiveness of Applications" 239-242, 2009
3 Nielsen, J., "Usability Engineering" Academic Press 1993
4 Strategy Analytics, "The worldwide PDA market : The next generation of mobile industry" Strategy Analytics 2007
5 Kang, H. I., "The market trend and implication of touch-screen panel" IT Product Monitoring 2009
6 Kiger, J., "The depth/breadth tradeoff in the design of menu-driven interfaces" 20 : 201-213, 1984
7 Derringer, G., "Simultaneous optimization of several response variables" 12 (12): 214-219, 1980
8 Gerstheimer, O., "Needs versus technology-The challenge to design third-generation mobile applications" 57 (57): 1409-1415, 2004
9 Helle, S, "Menu sonification in a mobile phone-a prototype study" 112-115, 2001
10 Christopher, D. Wickens, "Introduction to Human Factors Engineering" Pearson Education 2004
1 Ryu J. Y., "onvenient Times through a Touch-screen" 8 : 80-83, 2007
2 Gerd, W., "User-Centered Evaluation of the Responsiveness of Applications" 239-242, 2009
3 Nielsen, J., "Usability Engineering" Academic Press 1993
4 Strategy Analytics, "The worldwide PDA market : The next generation of mobile industry" Strategy Analytics 2007
5 Kang, H. I., "The market trend and implication of touch-screen panel" IT Product Monitoring 2009
6 Kiger, J., "The depth/breadth tradeoff in the design of menu-driven interfaces" 20 : 201-213, 1984
7 Derringer, G., "Simultaneous optimization of several response variables" 12 (12): 214-219, 1980
8 Gerstheimer, O., "Needs versus technology-The challenge to design third-generation mobile applications" 57 (57): 1409-1415, 2004
9 Helle, S, "Menu sonification in a mobile phone-a prototype study" 112-115, 2001
10 Christopher, D. Wickens, "Introduction to Human Factors Engineering" Pearson Education 2004
11 TS Design, "Interaction Design Guide for Touch-screen Applications"
12 Buchanan, G., "Improving mobile Internet usability" 673-680, 2001
13 Jacko, J., "Hierarchical menu design : breadth, depth and task complexity" 82 : 1187-1201, 1996
14 Lee, S. B., "Experimental Design Method utilizing for MINITAB" Iretech 2008
15 Lui, K., "An Adaptive User Interface based on Personalized Learning" 18 (18): 52-57, 2003
16 Kim, K. S., "A Guideline on Finger-operated Touchscreen Interface in a Small Size Display" 10-11, 2008