ARLINSKII, Yu. M. Conservative discrete time-invariant systems and block operator CMV matrices. Methods of Functional Analysis and Topology, [S. l.], v. 15, n. 3, p. 201–236, 2009. Disponível em: https://zen.imath.kiev.ua/index.php/mfat/article/view/420. Acesso em: 18 dec. 2025.