UFO Paper: 

“Background Paper: 
The Galician UFO Wave (1995-1996)”,

5 October 2009 (Inexplicata.blogspot.com)

Inexplicata presents the Spanish UFO researcher Manuel 
Carballal’s paper (translated by Scott Corrales), “A UFO Alert 
in Spain”:

http://inexplicata.blogspot.no/2009/10/background-paper-galician-ufo-wave-1995.html

The paper first appeared in the SAMIZDAT newsletter (the 
Autumn 1996 issue), according to Inexplicata.

Map of Galicia, Spain (idealspain.com)
(idealspain.com image)

UFO Mailing List Post: 

“Brazilian Air Force Pilot Report”

by Thiago Luiz Ticchetti, 11 December 2012

(UFO UpDates, Toronto, Canada)

Two Brazilian Air Force F-5 fighter jet pilots sighted a UFO over the State of Rio Grande do Sul (near Santa Maria) on 3 January 1982, Thiago Luiz Ticchetti informs:

http://ufoupdateslist.com/2012/dec/m11-002.shtml

Santa Maria, State of Rio Grande do Sul, Brazil (santamaria.nirudia.com) (santamaria.nirudia.com photo)

U.S. Government UFO Magazine Article:

“AF ‘Flying Saucer’ Studies Stress Valid Observations”,

9 August 1952 
(Air Force Times, Springfield (current HQ), Virginia)

(PROJECT 1947, Canterbury, Connecticut)

The Air Force Times reports on a statement by Captain Edward 
J. Ruppelt, head of the Aerial Phenomena Section at Wright-
Patterson Air Force Base, Dayton, Ohio:

http://www.project1947.com/howto/aftimes.html

(wikimedia.org image)