Mustafa Ahmed Rajab and Ahmed Shihab Ahmed 2009. تأثير طرق القطع اللاتقليدية على دقة الأبعاد وطبيعة الأسطح المثقبة: Effect of Non-Conventional Cutting Methods on Hole Deviation and Surface Integrity . Diyala Journal of Engineering Sciences . 2, 2 (Dec. 2009), 40–55. DOI:https://doi.org/10.24237/djes.2009.02212.