Lukovsky, I. O., Yu. A. Mitropolskiy, G. N. Polozhii, and A. M. Samoilenko. 2002. “Vladimir Nikolaevich Koshlyakov (On His 80th Birthday)”. Ukrains’kyi Matematychnyi Zhurnal 54 (12), 1587-88. https://umj.imath.kiev.ua/index.php/umj/article/view/4196.