ArchiveVolume 9, Issue 4, July 2020
Bui Van Tuyen
Pages: 83-87     Published Online: Jun. 23, 2020
DOI: 10.11648/j.ajap.20200904.11        Views 103      Downloads 35
Jenifer Wothaya Wambugu, Dorothy Ndunge Kyalo, John Mbugua, Regina Mutave
Pages: 88-98     Published Online: Jul. 4, 2020
DOI: 10.11648/j.ajap.20200904.12        Views 69      Downloads 37
Shyngle Kolawole Balogun, Jackson Iheukwumere Osuh, Oluwatosi Olatunde Olotu
Pages: 99-107     Published Online: Jul. 17, 2020
DOI: 10.11648/j.ajap.20200904.13        Views 46      Downloads 52
Yang Yang, Nianqi Ye, Tangsheng Wang
Pages: 108-116     Published Online: Jul. 22, 2020
DOI: 10.11648/j.ajap.20200904.14        Views 32      Downloads 23
Abdinasir Barre Hassan
Pages: 117-123     Published Online: Aug. 5, 2020
DOI: 10.11648/j.ajap.20200904.15        Views 7      Downloads 4
Wenxi Zhou
Pages: 124-130     Published Online: Aug. 5, 2020
DOI: 10.11648/j.ajap.20200904.16        Views 8      Downloads 6
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