http://daily.com.ua/world/12-05-2015210749
http://www.gazeta.ru/comments/column/kolesnikov/6682361.shtml
http://www.gazeta.ru/comments/2015/05/08_a_6678837.shtml
http://www.bbc.co.uk/russian/society/2015/05/150511_tr_may9_immortal_march_controversy
http://r-studies.org/cms/index.php?action=news/view_details&news_id=8670&lang=ukr