“Experimental Research on VSWR of a Rectangular Waveguide With a Longitudinal Slot With a Change in Its Dimentions and Excitation Pin Length”. Visnyk of Vinnytsia Politechnical Institute, no. 2 (April 29, 2022): 108–113. Accessed October 10, 2026. https://visnyk.vntu.edu.ua/index.php/visnyk/article/view/2760.