ArchiveVolume 2, Issue 3, May 2014
Nawal Mahgoub Suleman
Pages: 11-16     Published Online: Aug. 30, 2014
DOI: 10.11648/j.sjac.20140203.11        Views 2880      Downloads 187
Xiaozhong Hu, Decong Hu, Hui Wang, Wei Chen, Bin Wu, Changjun Lin
Pages: 17-28     Published Online: Aug. 30, 2014
DOI: 10.11648/j.sjac.20140203.12        Views 2716      Downloads 124
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