Sereda I, Hrechko Y, Babenko I. The Plasma Parameters of Penning Discharge with Negatively Biased Metal Hydride Cathode at Longitudinal Emission of H– Ions. East Eur. J. Phys. [Internet]. 2021Sep.28 [cited 2024Nov.21];(3):81-6. Available from: https://periodicals.karazin.ua/eejp/article/view/17753