ArchiveVolume 8, Issue 1, February 2019
Ali Doumounia, Moumouni Sawadogo, Serge Roland Sanou, François Zougmoré
Pages: 1-4     Published Online: Jan. 24, 2019
DOI: 10.11648/j.ajep.20190801.11        Views 70      Downloads 22
Chunlin Li, Jianqing Chen
Pages: 5-16     Published Online: Jan. 28, 2019
DOI: 10.11648/j.ajep.20190801.12        Views 61      Downloads 21
Victor Kalinovich Koval’chuk
Pages: 17-21     Published Online: Feb. 21, 2019
DOI: 10.11648/j.ajep.20190801.13        Views 35      Downloads 10
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