ABDELRAHMAN, M. Simulation Study for Electron Gun Using Simion Computer Program. Journal of Asian Scientific Research, [S. l.], v. 3, n. 3, p. 275–285, 2013. Disponível em: https://archive.aessweb.com/index.php/5003/article/view/3475. Acesso em: 20 apr. 2024.