The Association Aéronautique et Astronautique de France (3AF) established a commission called Sigma to investigate unidentified aerial phenomena (PAN), as documented in their May 2010 progress report.

Authors

• Person: Not available Organization: Wikipedia
  Unidentified flying object - Wikipedia

Sources

• Unidentified flying object - Wikipedia en.wikipedia.org Wikipedia via serper

Referenced by nodes (1)

• unidentified anomalous phenomenon concept