K-SHELL IONIZATION CROSS SECTIONS OF ALKALI METALS BY ELECTRON IMPACTS. INTERNATIONAL JOURNAL OF PHYSICS RESEARCH AND DEVELOPMENT (IJPRD), [S. l.], v. 1, n. 1, p. 41–48, 2013. Disponível em: https://lib-index.com/index.php/IJPRD/article/view/IJP_01_01_006.. Acesso em: 14 mar. 2025.