Dovbnya, Anatoliy, Valeriy Zakutin, and Nikolay Reshetnyak. “Direct-Action Accelerator Based on the Magnetron Gun With a Secondary-Emission Cathode and Iits Aplication in Radio-Technologies”. East European Journal of Physics0, no. 1017(3) (September 28, 2012): 85-89. Accessed December 6, 2025. https://periodicals.karazin.ua/eejp/article/view/13704.