Kurdachenko L, Subbotin I, Velychko T. On the nonperiodic groups, whose subgroups of infinite special rank are transitively normal . Dopov. Nac. akad. nauk Ukr. [Internet]. 2024 Mar. 28 [cited 2026 Apr. 19];(2):3-6. Available from: https://nasu-periodicals.org.ua/index.php/dp/article/view/2020-2-1