Abdulateef, O.F., Khalid, E.A. and Hoss, A.G. (2013) “Drilling of FR-4 Composite Materials Using Single Pulse of Nd:YAG Laser”, Al-Khwarizmi Engineering Journal, 9(2), pp. 1–11. Available at: https://alkej.uobaghdad.edu.iq/index.php/alkej/article/view/163 (Accessed: 2 December 2025).