DIA Study of Gravitational Wave UAP Propulsion
DIA AATIP Defense Intelligence Reference Documents (38 DIRDs), FOIA Release, DIRD_21-DIRD_High-Frequency_Gravitational_Wave_Communications.pdf
A 2010 DIA Defense Intelligence Reference Document, prepared under the AAWSA program, surveying high-frequency gravitational wave (HFGW) generators and detectors as a potential through-Earth communications technology.
- AAWSAP
- AATIP
- DIRD