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ArchiveVolume 2, Issue 4, December 2018
Xiaojuan Zhang, Shuyuan Li, Hanlu Zhang
Pages: 83-92     Published Online: Jan. 15, 2019
DOI: 10.11648/j.ajist.20180204.11        Views 922      Downloads 139
Aizhi Wu
Pages: 93-99     Published Online: Jan. 15, 2019
DOI: 10.11648/j.ajist.20180204.12        Views 917      Downloads 131
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