ArchiveVolume 5, Issue 2, June 2020
Oleksandr Ostos, Yaroslav Zhuk
Pages: 20-27     Published Online: Apr. 23, 2020
DOI: 10.11648/j.aas.20200502.11        Views 257      Downloads 52
Sun Yang, Peng Xinya, Ding Zexuan
Pages: 28-34     Published Online: May 14, 2020
DOI: 10.11648/j.aas.20200502.12        Views 243      Downloads 53
Shaolin Wang, Lei Wang
Pages: 35-40     Published Online: Jun. 8, 2020
DOI: 10.11648/j.aas.20200502.13        Views 192      Downloads 32
Terungwa Simon Yange, Oluoha Onyekwere, Malik Adeiza Rufai, Charity Ojochogwu Egbunu, Onyinyechukwu Rehoboth Ogboli
Pages: 41-48     Published Online: Jun. 17, 2020
DOI: 10.11648/j.aas.20200502.14        Views 176      Downloads 23
Wang Qiquan, Shao Wenpeng
Pages: 49-56     Published Online: Jun. 17, 2020
DOI: 10.11648/j.aas.20200502.15        Views 176      Downloads 34
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