Khuong Dinh, D., T. Nguyen Dinh, H. Nguyen Tuan, and H. Vo Thanh. “X-Band Bandpass Filter Structure for Passive Radar Using SIW Technology”. Journal of Military Science and Technology, vol. 104, no. 104, June 2025, pp. 41-48, doi:10.54939/1859-1043.j.mst.104.2025.41-48.