Гнатюк, М.А., В.М. Морозов, and С.В. Марченко. “Electromagnetic Wave Diffraction on Rectangular Waveguides Cascaded Junction”. Radiotekhnika 1, no. 196 (March 31, 2019): 130–137. Accessed July 26, 2024. http://rt.nure.ua/article/view/174709.