Marchenko, V.O. (2001) “Naum Il’ich Akhiezer (on his 100-th birthday)”, Ukrains’kyi Matematychnyi Zhurnal, 53(3), pp. 291–293. Available at: https://umj.imath.kiev.ua/index.php/umj/article/view/4250 (Accessed: 5 December 2025).