https://www.gazeta.ru/business/2018/05/28/11770621.shtml
https://www.gazeta.ru/politics/2018/05/27_a_11767117.shtml
https://www.gazeta.ru/army/2018/05/27/11766595.shtml
http://www.dsnews.ua/society/ukraina-sobornaya-pochemu-ukraintsy-ne-stali-russkimi-27052018180000
http://www.dsnews.ua/economics/sekrety-gazproma-pochemu-rossii-poka-ne-udastsya-slezt-25052018220000
https://www.gazeta.ru/army/2018/05/26/11764867.shtml
https://ru.krymr.com/a/29250594.html
https://www.radiosvoboda.org/a/29250083.html