ArchiveVolume 7, Issue 1, January 2019
Wei Cao, Tingting He
Pages: 9-16     Published Online: Jan. 31, 2019
DOI: 10.11648/j.jfa.20190701.12        Views 328      Downloads 140
Yafeng Hu, Ke Gao
Pages: 17-21     Published Online: Feb. 1, 2019
DOI: 10.11648/j.jfa.20190701.13        Views 320      Downloads 124
Clement Chiahemba Ajekwe, Adzor Ibiamke
Pages: 22-31     Published Online: May 11, 2019
DOI: 10.11648/j.jfa.20190701.14        Views 194      Downloads 33
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