Boichuk О. A., Zhuravlyov V. Р., and Pokutnyi О. О., “Bounded solutions of evolutionary equations”, Ukr. Mat. Zhurn., vol. 70, no. 1, pp. 7–28, Jan. 2018, Accessed: Dec. 05, 2025. [Online]. Available: https://umj.imath.kiev.ua/index.php/umj/article/view/1539