MUSLEH SALEH MOOZAB, ANWAR. « Performance Appraisal of Employees in the Ministry of Higher Education and Sientific Research in Republic of Yemen ». Revue des études Afro-Asiatiques, vol. 2, nᵒ 06, juillet 2020, p. 11, https://afroasian-studies.de/index.php/jass/article/view/66.