11-1972
06-1963
SCB_081947
SCB_121946
05-1963
SCB_111951
SCB_111952
07-1971
MUFON UFO Journal - 1998 12. December
F&I and Showroom August 2011
MUFON UFO Journal - 2000 1. January
MUFON UFO Journal - 2002 6. June