Nguyễn Minh Thắng, Phạm Hữu Lập and Nguyễn Đình Thuận (2022) “Development of cross-coupler filters in rectangular waveguide by using E-plane inserts”, Journal of Military Science and Technology, (FEE), pp. 112–120. doi: 10.54939/1859-1043.j.mst.FEE.2022.112-120.