Academician of the National Academy of Sciences of Ukraine Marat Terentiyovych Shpak (to the 90-th Anniversary of His Birthday). Ukr. J. Phys. [Internet]. 2019 Jan. 4 [cited 2026 Sep. 10];61(11):1026. Available from: https://ujp.bitp.kiev.ua/index.php/ujp/article/view/2019019