http://www.bbc.co.uk/russian/international/2015/05/150511_russian_military_ukraine_investigations
http://www.svoboda.org/content/article/27009637.html
http://tvrain.ru/articles/opublikovan_doklad_putin_vojna-387180/
http://www.novayagazeta.ru/politics/68364.html
http://r-studies.org/cms/index.php?action=news/view_details&news_id=8317&lang=ukr
http://r-studies.org/cms/index.php?action=news/view_details&news_id=3903&lang=ukr