ArchiveVolume 9, Issue 1, June 2020
Alfusainey Touray
Pages: 1-9     Published Online: Jan. 4, 2020
DOI: 10.11648/j.jwer.20200901.11        Views 138      Downloads 45
Mohammad Mahbubur Rahman, Cheng Fang
Pages: 10-19     Published Online: Jan. 6, 2020
DOI: 10.11648/j.jwer.20200901.12        Views 126      Downloads 73
Israel Bereket
Pages: 20-26     Published Online: Jan. 7, 2020
DOI: 10.11648/j.jwer.20200901.13        Views 132      Downloads 38
Cosmus Muriithi Gatuyu, Godfrey Muigai Kinyua
Pages: 27-32     Published Online: Jan. 7, 2020
DOI: 10.11648/j.jwer.20200901.14        Views 137      Downloads 57
Gizachew Mengesha
Pages: 33-42     Published Online: Jan. 8, 2020
DOI: 10.11648/j.jwer.20200901.15        Views 143      Downloads 54
Wu Mingran
Pages: 43-50     Published Online: Jan. 17, 2020
DOI: 10.11648/j.jwer.20200901.16        Views 133      Downloads 54
Henry Tumwebaze Karamuriro, Edward Patrick Ssemanda, Edward Bbaale
Pages: 51-60     Published Online: Jan. 27, 2020
DOI: 10.11648/j.jwer.20200901.17        Views 116      Downloads 55
Guoshun Ma, Chonghui Ma
Pages: 61-67     Published Online: Feb. 10, 2020
DOI: 10.11648/j.jwer.20200901.18        Views 93      Downloads 52
Habtu Nibret, Getnet Ayalew
Pages: 68-75     Published Online: Mar. 6, 2020
DOI: 10.11648/j.jwer.20200901.19        Views 45      Downloads 27
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