Gorbachuk, M. L. “History of the Appearance of Infinite-Dimensional Analysis and Its Development in Ukraine”. Ukrains’kyi Matematychnyi Zhurnal 66, no. 8 (August 25, 2014): 1058–1073. Accessed April 20, 2024. https://umj.imath.kiev.ua/index.php/umj/article/view/2199.