Manuel Malaver, Rajan Iyer, Israr Khan
DOI:
10.9734/psij/2022/v26i9-10762
Page: 1-18
W. S. Ferreira, E. Moreira, S. Haas
DOI:
10.9734/psij/2022/v26i9-10763
Page: 19-25
Abdoulaye Boubacar Maikano, Harouna Sani Dan Nomaoua, Makinta Boukar, Saidou Madougou
DOI:
10.9734/psij/2022/v26i9-10764
Page: 26-34
Nilo Silvio Costa Serpa
DOI:
10.9734/psij/2022/v26i9-10765
Page: 35-41
Abdoul Aziz Ouiminga , Boureima Kaboré , Germain Wende Pouiré Ouedraogo , Sié Kam
DOI:
10.9734/psij/2022/v26i9-10766
Page: 42-53
Ivan Nilsen
DOI:
10.9734/psij/2022/v26i9-10768
Page: 54-63