https://www.rbc.ru/newspaper/2018/12/19/5c18f8819a79472b028dfbd8
https://www.gazeta.ru/comments/column/mironova/12099637.shtml
https://www.svoboda.org/a/29663222.html
https://www.gazeta.ru/army/2018/12/18/12099847.shtml
https://www.gazeta.ru/army/2018/12/18/12098947.shtml
https://www.gazeta.ru/science/2018/12/12_a_12092281.shtml
Is US Army Artillery progressing toward being able to outrange and outgun Russian and Chinese weapons
https://www.gazeta.ru/social/2018/12/09/12088639.shtml