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JUCS - Journal of Universal Computer Science 19(7): 932-949
doi:
10.3217/jucs-019-07-0932
Received:
31 Aug 2012 | Approved:
31 Jan 2013 | Published:
01 Apr 2013
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Authors
Loc Phuoc Hoang
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Khon Kaen University, Khon Kaen, Thailand
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Khon Kaen University, Khon Kaen, Thailand
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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.