From Grassroots Humanitarianism to Mutual Aid: Citizen Responses in Poland and the Czech Republic to Russia’s War in Ukraine. Czech Journal of International Relations, Prague, Czech Republic, v. 60, n. 3, p. 7–42, 2025. DOI: 10.32422/cjir.899. Disponível em: https://cjir.iir.cz/index.php/cjir/article/view/899. Acesso em: 20 jan. 2026.