ArchiveVolume 6, Issue 2, June 2018
Mukkamalla Maruthi Prasada Reddy
Pages: 30-33     Published Online: Mar. 16, 2018
DOI: 10.11648/j.com.20180602.11        Views 1804      Downloads 108
Hui Hsin Huang
Pages: 34-38     Published Online: Mar. 16, 2018
DOI: 10.11648/j.com.20180602.12        Views 2011      Downloads 89
Wang Xiao-ping, Wang Jian-hong
Pages: 39-44     Published Online: Aug. 22, 2018
DOI: 10.11648/j.com.20180602.13        Views 1206      Downloads 70
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