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Submitted on: 25 November 2009.
Revised on: 03 January 2010.
Accepted on: 17 January 2010.
Journal of Zhejiang University-SCIENCE A
Submitted on: 12 May 2008.
Revised on: 27 May 2008.
Accepted on: 20 June 2008.
Journal of Zhejiang University-SCIENCE A
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Submitted on: 20 January 2024.
Revised on: 28 January 2024.
Accepted on: 21 February 2024.
Journal of Zhejiang University-SCIENCE A
Submitted on: 10 June 2004.
Revised on: 05 July 2004.
Accepted on: 14 July 2004.
Journal of Zhejiang University-SCIENCE A
Submitted on: 05 January 2018.
Revised on: 18 January 2018.
Accepted on: 25 January 2018.
Journal of Zhejiang University-SCIENCE A
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Submitted on: 25 June 2012.
Revised on: 30 July 2012.
Accepted on: 26 August 2012.
Journal of Zhejiang University-SCIENCE A