The GPS Wars Are Here – Foreign Policy
Mass GPS Spoofing Attack in Black Sea?
GPS Expert Dismisses Russian Threat To Suspend Operations
GLONASS - Wikipedia
What on Earth is the Global Positioning System? > U.S. Department of Defense > Story
Self-guided Russian combines cut 400,000 acres GPS-free | The Western Producer
Russian pilots use US-made GPS receivers during combat missions in Syria
GLONASS - Wikipedia
Russian aircraft to replace GPS with GLONASS - HB Radiofrequency
Local' Russian GPS jamming in Ukraine hasn't affected US support ops, so far - Breaking Defense
A Russian GPS using US soil stirs spy fears
The Times: Russian GPS jamming in Ukraine pushes Britain to seek alternatives - NextNav
Russia suspected of jamming GPS signal in Finland - BBC News
Russian pilots in Ukraine using insecure, non-military navigation equipment: UK defence secretary | News | Flight Global
Global Positioning System > United States Space Force > Fact Sheets
Electronic jamming between Russia and NATO is par for the course in the future, but it has its risky limits - Atlantic Council
Rob S a Twitteren: "No wonder #Russia's Su-24 got 'lost' in #Turkey, check out the Walmart-Grade GPS system in their attack jets: #Syria https://t.co/xugzx2Gqvs" / Twitter
Russia Versus Ukraine and the Role of Software-Defined Radios | AFCEA International
History of GLONASS - Wikipedia
GPS.gov: Other Global Navigation Satellite Systems (GNSS)
Why isn't Russia doing more to jam GPS in Ukraine?
Russia and China plan merger of their two GPS satellite networks.
Ukrainian Officer Details Russian Electronic Warfare Tactics Including Radio "Virus"
