Lukovsky, I. O., A. M. Samoilenko, and V. A. Storozhenko. “On the 100th Birthday of O. Yu. Ishlinskii”. Ukrains’kyi Matematychnyi Zhurnal 65, no. 11 (November 25, 2013): 1550-1554. Accessed April 20, 2024. https://umj.imath.kiev.ua/index.php/umj/article/view/2533.