Ибраев А. CONSTRUCTION AND APPLICATION OF A DYNAMIC MOTION COUNTING SYSTEM FOR RESEARCHING THE PROPERTIES OF ELECTRON MIRRORS AND CATHODE LENSES. СФМН [Интернет]. 15 декабрь 2021 г. [цитируется по 5 май 2024 г.];(6):114-20. доступно на: https://journals.nauka-nanrk.kz/physics-mathematics/article/view/2729