Vashchenko, Ihor, Anatoliy Stadnyk, and Eduard Poltavskyi. “PREREQUISITES OF ARMED AGGRESSION BY THE RUSSIAN FEDERATION AGAINST UKRAINE: FROM HYBRID OPPOSITION TO LARGE-SCALE ARMED INVASION”. Honor and Law 4, no. 87 (December 28, 2023): 61–66. Accessed February 28, 2026. https://chiz.nangu.edu.ua/article/view/295130.