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JUCS - Journal of Universal Computer Science 17(14): 1991-2008
doi:
10.3217/jucs-017-14-1991
Published:
01 Oct 2011
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Authors
Tzu-An Chiang
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National Taipei College of Business, Taipei City, Taiwan
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National Tsing Hua University, Hsinchu, Taiwan
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National Chiao Tung University, Hsinchu, Taiwan
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National Tsing Hua University, Hsinchu, Taiwan
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Conflict of interest
The authors have declared that no competing interests exist.
This article is freely available under the J.UCS Open Content License.