Aminu Abdullahi, Hadiza Ahmed Suleiman
DOI:
10.9734/ajeba/2021/v21i930415
Page: 1-9
Sely Megawati Wahyudi
DOI:
10.9734/ajeba/2021/v21i930418
Page: 10-21
Lewis Agwata, Peter Simotwo, Martin Onsiro Ronald
DOI:
10.9734/ajeba/2021/v21i930419
Page: 22-36
Ifeoma C. Nwakoby, Ogochukwu Okanya
DOI:
10.9734/ajeba/2021/v21i930420
Page: 37-47
Chih-Yi Hsiao, Hui-Hui Kuang, Hui-Ling Li, Jia-Li Liu
DOI:
10.9734/ajeba/2021/v21i930421
Page: 48-56
Ifeoma C. Nwakoby, Ogochukwu Okanya
DOI:
10.9734/ajeba/2021/v21i930422
Page: 57-65
Chih-Yi Hsiao, Xue Lin, Ke-Ke Cen, Wan-Ping Zheng
DOI:
10.9734/ajeba/2021/v21i930423
Page: 66-76
Chih-Yi Hsiao, Qing-Yuan Zhang, Hao-Nan Huang, Wei-Xun Xi
DOI:
10.9734/ajeba/2021/v21i930424
Page: 77-86
S. P. Wickramasinghe, S. D. Welgama, R. P. M. L. Rajapakse, N. Jayasuriya, A. A. S. N. Munasinghe
DOI:
10.9734/ajeba/2021/v21i930425
Page: 87-97
Abaneme, Arthur Anyalewechi, Onakoya, Adegbemi
DOI:
10.9734/ajeba/2021/v21i930426
Page: 98-112