GomilkoA. M., GorodniiM. F. and LagodaO. A. (2003) “On the Boundedness of a Recurrence Sequence in a Banach Space”, Ukrains’kyi Matematychnyi Zhurnal, 55(10), pp. 1410-1418. Available at: https://umj.imath.kiev.ua/index.php/umj/article/view/4009 (Accessed: 27July2024).