Pentagon warns of GPS interference from Ligado broadband network | Reuters
Govt Tests Show Ligado Interference w/ GPS - RNTF
Opinion: GPS Has Big Problems; Ligado Is Not One of Them | Aviation Week Network
FCC and Ligado are undermining GPS – and with it, our economy and national security
Most Commercial GPS Safe From Ligado 5G, Military Faces Problems - AVweb
Lead-up to Impending Ligado Decision Started with 10 years of Testing and Controversy - Inside GNSS - Global Navigation Satellite Systems Engineering, Policy, and Design
Action on Ligado-Related Lawsuit Again Delayed - Inside GNSS - Global Navigation Satellite Systems Engineering, Policy, and Design
Adjacent Band Interference & GPS Receivers - Spirent
New industry coalition to defend GPS against Ligado 5G plan - POLITICO
US military is furious at FCC over 5G plan that could interfere with GPS | Ars Technica
Potential Effects of Operating a Terrestrial Radio Network Near GPS Frequency Bands Assessed by New Report - SpaceRef