Nguyễn Minh Thắng, Phạm Hữu Lập, and Nguyễn Đình Thuận. “Development of Cross-Coupler Filters in Rectangular Waveguide by Using E-Plane Inserts”. Journal of Military Science and Technology, no. FEE, Dec. 2022, pp. 112-20, doi:10.54939/1859-1043.j.mst.FEE.2022.112-120.