A. Elwi, T., and Yahiea Alnaiemy. “Nano-Scale Vee Yagi-UDA Antenna Based Nano Shell-Silver Coated Silica for Tunable Solid –State Laser Applications”. Diyala Journal of Engineering Sciences, vol. 12, no. 1, Mar. 2019, pp. 1-6, doi:10.24237/djes.2019.12101.