USG Should Beware Exaggerated Threat To GPS: RAND - Breaking Defense
Putin is holding GPS hostage. Here's how to get it back.
U.S. Air Force Developing New Nav Technology As A GPS Backup - AVweb
Russian anti-satellite missile test endangers space station crew - NASA | Reuters
Shot-Down Over Ukraine, Russian Su-34 Fighter Jet 'Shockingly' Found With ' GPS Taped To Its Dashboard'
Pentagon: Missile Scored Direct Hit on Satellite : NPR
US bans anti-satellite missile tests - BBC News
Tech Expert Warns Russian Missile Strike Underscores Vulnerability Of GPS Satellites - CBS San Francisco
Op-ed | Get the Bullseye Off GPS - SpaceNews
Do you know how GPS works? - Bareways
The Failed Attempt to Destroy GPS - The Atlantic
Researchers use Starlink satellites to pinpoint location, similar to GPS | Ars Technica
India's Satellite-Shoot-Down Test Should Raise Fears About Space Junk
How would a military force go about shooting down or otherwise disabling navigation satellites (GPS, Glonass, Beidou, etc.) in the event of a war? - Quora
Here's The Only Pilot To Shoot Down A Satellite By A Fighter Jet - Fighter Jets World
Moscow develops military space tech: should we take note? – analysis - LRT
Feb. 14, 1989: GPS Enters Orbit | WIRED
GPS Isn't Very Secure. Here's Why We Need A Backup | WIRED
Fact Check: Did Russia Use Lasers to Target Satellites Over Ukraine Border?
Militarisation of space - Wikipedia
Russia warns it can destroy NATO satellites as White House says it has 'serious concerns' | Daily Mail Online
