MUFON UFO Journal - 1990 8. August
MUFON UFO Journal - 1984 1. January
MUFON UFO Journal - 1984 11. November
MUFON UFO Journal - 1986 6. June
MUFON UFO Journal - 1988 4. April
MUFON UFO Journal - 1982 5. May
MUFON UFO Journal - 1980 9. September
MUFON UFO Journal - 1984 2. February
MUFON UFO Journal - 1989 4. April
MUFON UFO Journal - 1987 2. February
MUFON UFO Journal - 1983 7. July
MUFON UFO Journal - 1985 8. August