ASHAIBAH, Murad Ali Abdullah; AL-NAJJAR, Abdullah Ali Saleh. Requirements of performance development for educational offices Yemen Republic in the light of continuous level improvement methodology kaizen. Journal of Educational and Psychological Sciences, New Mexico, United States, v. 6, n. 39, p. 1–28, 2022. DOI: 10.26389/AJSRP.B040122. Disponível em: https://www.ajsrp.ojsexpert.com/index.php/jeps/article/view/5519. Acesso em: 20 dec. 2025.