Sahrani, S., N. S. Isa, K. Anak Hong Ping, T. Akata, and M. Kuroda. “Electromagnetic Field Scattering of a High Speed Moving Source and Its Application”. Journal of Telecommunication, Electronic and Computer Engineering (JTEC), vol. 10, no. 1-12, Mar. 2018, pp. 103-6, https://jtec.utem.edu.my/jtec/article/view/3835.