[1]
A. F. Ivanov, Y. L. Maistrenko, and O. Y. Romanenko, “Oleksandr Mykolayovych Sharkovs’kyi (07.12.1936 – 21.11.2022)”, Ukr. Mat. Zhurn., vol. 75, no. 12, pp. 1587–1590, Jan. 2024, doi: 10.3842/umzh.v75i12.7913.