طبق طائر. طبق طائر translation in English

Well-organized, exhaustive summary and analysis of 746 unexplained NICAP cases out of 5000 total cases — a classic A UFO classic by insider Ruppelt, the first head of the USAF• The UFO Enigma: A New Review of the Physical Evidence
Leicester, UK: Midland Publishing, 2006 Another analysis by former NASA and nuclear engineer

"UFOs: Testing for the Existence of Air Force Censorship.

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طبق طائر
, UFO FBI Connection, 2000, Llewellyn Publications, ISBN 1-56718-493-6• , Need to Know: UFOs, the Military, and Intelligence, 2007, Pegasus Books, ISBN 978-1-933648-38-5
صحن طائر
, a type of mirage in which objects located below the astronomical appear to be hovering in the sky, may be responsible for some UFO sightings
درون يصوّر آثار هبوط طبق طائر في جمهورية بورياتيا الروسية
Pro and con articles by scientists, mostly to the skeptical side
McCampbell, Physical effects of UFOs upon people, 1986, Non-sensational but fair treatment of contemporary UFO legend and lore in N
CS1 maint: multiple names: authors list• Hull ; 1979, Princeton University Press, ISBN 0-691-01822-7• , UFOs and the National Security State: An Unclassified History, Volume One: 1941-1973, 2000, Keyhole Publishing, ISBN 0-9666885-0-3 " The author traveled the United States with his camera and tape recorder and directly interviewed many individuals

Bad Astronomy: Misconceptions and Misuses Revealed, from Astrology to the Moon Landing "Hoax".

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جسم طائر مجهول
Flying Saucer Aircraft Secret Projects
طهران تعرض أول إيراني الصنع
Jacobs, editor; 2000, University Press of Kansas, ISBN 0-7006-1032-4• , "Flying Saucers: A Modern Myth of Things Seen in the Skies" translated by R
طهران تعرض أول إيراني الصنع
Analysis of 640 high-quality cases through 1969 by UFO legend Hynek