Rezounenko, Alexander. 2021. “To the 75th Anniversary of Academician of the NAS of Ukraine A. A. Borisenko”. Visnyk of V. N. Karazin Kharkiv National University. Ser. Mathematics, Applied Mathematics and Mechanics 93 (May), 34-36. https://doi.org/10.26565/2221-5646-2021-93-04.