MEILUS, J. O.; GELŽINIS, S. Isothermal Bunching of Electron Stream in Microwave Electron Devices. Elektronika ir Elektrotechnika, [S. l.], v. 82, n. 2, p. 13-16, 2008. Disponível em: https://eejournal.ktu.lt/index.php/elt/article/view/11047. Acesso em: 7 oct. 2022.