MARKIN, M. V. A note on one decomposition of Banach spaces. Methods of Functional Analysis and Topology, [S. l.], v. 12, n. 3, p. 254–257, 2006. Disponível em: https://zen.imath.kiev.ua/index.php/mfat/article/view/318. Acesso em: 16 dec. 2025.