Editorial Board. “Naum Ilyich Akhiezer (on His 70th birthday) ”. Ukrains’kyi Matematychnyi Zhurnal 23, no. 3 (April 26, 1971): 362-363. Accessed September 1, 2024. https://umj.imath.kiev.ua/index.php/umj/article/view/8562.