GefterS. L. and Piven’A. L. (2018) “Entire solutions of one linear implicit differential-difference equation in Banach spaces”, Ukrains’kyi Matematychnyi Zhurnal, 70(8), pp. 1044-1057. Available at: https://umj.imath.kiev.ua/index.php/umj/article/view/1616 (Accessed: 4December2024).