Exposing secrecy concerning existence of extraterrestrials
Broader
Constrains
Problem
Value
SDG
Metadata
Database
Global strategies
Type
(F) Exceptional strategies
Subject
Defence » Secrecy
Transportation, telecommunications » Aerospace, space
Content quality
Yet to rate
Language
English
1A4N
U2513
DOCID
13125130
D7NID
202801
Last update
Jul 20, 2021