MOHAMMED, Najlaa Qassim; HUSSIN, Ahmed Ali. Measuring the availability of Some Requirements of the international standard (ISO21001:2018) A Survey of the teaching staff in several faculties of Kirkuk University. Tikrit Journal of Administrative and Economic Sciences, [S. l.], v. 17, n. 56, 3, p. 126–145, 2021. DOI: 10.25130/tjaes.17.56.3.8. Disponível em: https://www.tjaes.org/index.php/tjaes/article/view/1503. Acesso em: 26 oct. 2026.