RYAD JAMIL WAHAB; RANA SALIM MATAAB; RAJAA SAADI IBRAHIM. Design for maintenance is a way to extend the useful life of machines and equipment: a field study in a group of factories in Nineveh Governorate. Tikrit Journal of Administrative and Economic Sciences, [S. l.], v. 21, n. 70 part 1, p. 250–278, 2025. DOI: 10.25130/tjaes.21.70.1.14. Disponível em: https://www.tjaes.org/ojs/index.php/tjaes/article/view/2081. Acesso em: 5 mar. 2026.