ArchiveVolume 4, Issue 4, August 2019
Jean Philippe Berlie
Pages: 57-60     Published Online: Sep. 16, 2019
DOI: 10.11648/j.her.20190404.11        Views 32      Downloads 10
Yangchun Sun, Anqi Xu
Pages: 61-66     Published Online: Oct. 2, 2019
DOI: 10.11648/j.her.20190404.13        Views 13      Downloads 7
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