https://www.gazeta.ru/social/2018/12/17/12097393.shtml
https://www.kommersant.ru/doc/3828355
Is US Army Artillery progressing toward being able to outrange and outgun Russian and Chinese weapons
https://www.rbc.ru/newspaper/2018/12/11/5c0e3ba59a7947205c50c67d
https://www.rbc.ru/newspaper/2018/12/11/5c09419b9a7947781ad3fa28
https://www.vedomosti.ru/politics/articles/2018/12/09/788791-vzyatki
http://www.kasparov.ru/material.php?id=5C0BF629B310C
https://ru.krymr.com/a/krymskie-trofei-navki-kak-okruzhenie-putina-delit-aktivy/29642942.html
https://www.rbc.ru/newspaper/2018/12/07/5c0919519a794768369f82c1