Combat history
http://redstar.ru/fundament-oboronosposobnosti-otechestva-nadyozhen/?attempt=3
http://redstar.ru/fundament-oboronosposobnosti-otechestva-nadyozhen/?attempt=3
Development
Modern Firearms - NSV-12.7 machine gun
https://web.archive.org/web/20071024112952/http://world.guns.ru/machine/mg02-e.htmСтраница не найдена - Modern Firearms
http://world.guns.ru/machine/mg02-e.htmWayback Machine - Wikipedia
https://en.wikipedia.org/wiki/Wayback_MachineKORD 12,7 mm machine gun(Shooting a machine gun, standing)
https://web.archive.org/web/20170113222446/https://www.youtube.com/watch?v=jwu3ivAJ68UKORD 12,7 mm machine gun(Shooting a machine gun, standing)
https://www.youtube.com/watch?v=jwu3ivAJ68U