Kazimi Parviz Firudin Oqlu, Azad Qurbanov
DOI:
10.9734/sajsse/2021/v11i330285
Page: 15-20
Ani, Nwachuchu Agwu, Onuoha, Onyekachi Chibueze, Lawal Hamzat
DOI:
10.9734/sajsse/2021/v11i330284
Page: 8-14
Tewoderos Meleaku, Desaly Gebre Tshadike, Goteom Zenbe
DOI:
10.9734/sajsse/2021/v11i330283
Page: 1-7
Shawni Dutta, Samir Kumar Bandyopadhyay
DOI:
10.9734/sajsse/2021/v11i330286
Page: 21-28
M. O. Ndugbu, K. C. Otiwu, L. N. Uzowuru
DOI:
10.9734/sajsse/2021/v11i330287
Page: 29-42
M. O. Ndugbu, K. C. Otiwu, L. N. Uzowuru
DOI:
10.9734/sajsse/2021/v11i330288
Page: 43-53