GUBREEV, G. M.; VOLKOVA, M. G. On a class of unconditional bases in the weighted spaces of the entire functions whose order of growth is equal to 1/2 and on their applications. Methods of Functional Analysis and Topology, [S. l.], v. 7, n. 3, p. 22–32, 2001. Disponível em: https://zen.imath.kiev.ua/index.php/mfat/article/view/155. Acesso em: 19 dec. 2025.