Deceased but not defeated fighters for freedom and dignity (Oleksa Tykhyi, Yurii Lytvyn, Valerii Marchenko, Vasyl Stus). ZHR [Internet]. 2018 Dec. 19 [cited 2026 Sep. 29];1(51):120-3. Available from: https://history.znu.edu.ua/index.php/journal/article/view/15