Borovyk, Oleksii. “Marriage Duration As Condition for Immigration Permits in Ukraine: Anti-Fraud Logic, Wartime Exceptions, and Proportionality under Article 8 ECHR”. Migration & Law, vol. 6, no. 4, Aug. 2026, pp. 18-37, https://doi.org/10.32752/2786-5185-2026-6-4-18-37.