References in periodicals archive ?
The partial support of the Swedish VR grant (# 621-2011-4620) and AOARD is also gratefully acknowledged.
61008052), the Fundamental Research Funds for the Central Universities, the Science and Technology Department of Zhejiang Province (2010R50007), the China Postdoctoral Science Foundation (20090461394) and AOARD.
The partial support of AOARD is also gratefully acknowledged.