Eslam Deef-Allah, Magdy Abdelrahman
DOI:
10.9734/jerr/2021/v21i1117500
Page: 11-29
Chinedu James Ujam, D. Adebayo Adeniyi
DOI:
10.9734/jerr/2021/v21i1117501
Page: 30-37
Pooria Naderian, Masood Aghakhani, Kourosh Heydarian, Soheil Khoshboo
DOI:
10.9734/jerr/2021/v21i1117504
Page: 1-10
Klaus Dölle
DOI:
10.9734/jerr/2021/v21i1117507
Page: 59-69
Klaus Dölle
DOI:
10.9734/jerr/2021/v21i1117502
Page: 38-58