Boundary Value Problems 2010, 2010:524862 doi:10.1155/2010/524862
The electronic version of this article is the complete one and can be found online at: http://www.boundaryvalueproblems.com/content/2010/1/524862
|Received:||30 July 2010|
|Accepted:||30 November 2010|
|Published:||12 December 2010|
© 2010 Tsing-San Hsu and Huei-Li Lin.
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