Amieibibama Joseph, Friday James
DOI:
10.9734/jerr/2021/v21i917488
Page: 18-26
J. Isa, O. I. Majasan, K. A. Jimoh
DOI:
10.9734/jerr/2021/v21i917487
Page: 1-17
Richard Bates, Klaus Dölle
DOI:
10.9734/jerr/2021/v21i917489
Page: 27-44
Klaus Dölle
DOI:
10.9734/jerr/2021/v21i917490
Page: 45-63
Alio Sanda M. Djibrilla, Atto H. Abdoulkader, Karimoun M. Illyassou, Drame Yaye Aissetou, Adamou Rabani
DOI:
10.9734/jerr/2021/v21i917491
Page: 64-75
Neha Sharma
DOI:
10.9734/jerr/2021/v21i917493
Page: 76-84