B. U. Anna, «CHARACTER OF PROCEDURAL VIOLATIONS AT THE POLLING STATIONS IN UKRAINE DURING THE E-DAY ON OCTOBER 25, 2015», sd-vp, вип. 1, с. 58–60, Січ 2016, дата звернення: Сер 24, 2026. доступний у: https://sd-vp.info/index.php/journal/article/view/anna