Думін, О. М., Р. Д. Ахмедов, and Д. В. Черкасов. 2018. “Impulse Radiation of Antenna With Circular Aperture in Near Zone”. Visnyk of V.N. Karazin Kharkiv National University, Series “Radio Physics and Electronics”, no. 28 (June), 30-33. https://periodicals.karazin.ua/radiophysics/article/view/12591.