MALAMUD, M. M.; ZUIDWIJK, R. Simultaneous similarity of pairs of convolution Volterra operators to fractional powers of the operator of integration. Methods of Functional Analysis and Topology, [S. l.], v. 9, n. 2, p. 154–162, 2003. Disponível em: https://zen.imath.kiev.ua/index.php/mfat/article/view/211. Acesso em: 17 dec. 2025.