New Results of Normed Approach Space. Iraqi Journal of Science, [S. l.], v. 63, n. 5, p. 2103–2113, 2022. DOI: 10.24996/ijs.2022.63.5.25. Disponível em: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/4374.. Acesso em: 7 apr. 2025.