Abdelhalim Ebaid, Fahad M. Alharbi
DOI:
10.9734/psij/2020/v24i1030216
Page: 1-9
Boris Petukhov
DOI:
10.9734/psij/2020/v24i1030217
Page: 10-18
Javier García-Tobar
DOI:
10.9734/psij/2020/v24i1030219
Page: 53-61
Roberto Lozano
DOI:
10.9734/psij/2020/v24i1030220
Page: 62-67