| Title | Formation of Powerful Multiharmonic Electromagnetic Wave by Two Stream Superheterodyne Klystron Free Electron Laser with Helical Electron Beam | |
| Authors | A.V. Lysenko, I.I. Volk, G.A. Oleksiienko, A.Ju. Brusnyk | |
| Issue | Volume 10, Year 2018, Number 5 | |
| Pages | 05002-1 - 05002-8 | |