A. AL-KHASHAB, M.; J. AL-KHALDEY, T. The Design of the Iron Shroud Geometrical Shape in the Condenser-Objective Electromagnetic Lens. Rafidain Journal of Science, [S. l.], v. 27, n. 1, p. 277–289, 2018. DOI: 10.33899/rjs.2018.143936. Disponível em: https://ojs.uomosul.edu.iq/index.php/rsci/article/view/46487. Acesso em: 9 sep. 2025.