Y. S. Linchuk, “Commutants of some classes of operators associated with shift operators”, Ukr. Mat. Zhurn., vol. 59, no. 6, pp. 859–864, Jun. 2007, Accessed: Apr. 07, 2025. [Online]. Available: https://umj.imath.kiev.ua/index.php/umj/article/view/3351