Адольф Шнейдер: Тайна неизвестных летающих объектов

Seike S. 1973: Weltraum-Kommunikationseinrichtungen. Space Vehicle 11/12: 4–6 (Japans).

Sellards E. H. 1929: The Texas Meteor of June 23, 1928. Univ. Texas Bull. No. 2901: 88–89.

Sesma F. 1967: Ummo — Otro Planeta Habitado. S. A. Editorial Graficas Espejo. Madrid.

Simen R. H. 1974: Nur wenige haben einen Kugelblitz gesehen. Stuttgarter Zeitung. Aug. 8: 14.

Slate/Druffel. 1975: UFOs and the CIA cover-up. UFO Report. Summer: 18–21, 68–72.

Stanton L. J. 1966: Flying Saucers: Hoax or Reality? Belmont. New York.

Steiger В. 1974: Three Tricksters in Black. Saga's UFO Report, Winter: 40–43, 58–60.

Stelter A. 1973: PSI-Heilung. Scherz. Munchen/Bern.

Stevens W. C. 1974: Case History of a UFO investigation. SAGA's UFO Report. Winter: 47–49, 62–64.

Stevens W. C. 1975: Bell-Shaped UFOs. Official UFO 11: 34–39, 45.

Stevens W. C. 1976: UFO Scrapbook. Official UFO 2: 27–28.

Stickland, 1962: The Adamski Hieroglyphs. FSR, Mei—Juni.

Takanashi, J. L. 1972: UFO photographed over Okinawa. FSR — Case Histories. Suppl. 12: 6–7.

Tassel George van. 1952: I Rode a Fhing Saucer. Los Angeles.

Turns G./Fusco S. 1975: Obiettivo sugli UFO — fotostoria dei dischi volanti. Edizioni mediterranee. Rome.

Uccusic P. 1975: PSI-Resumee. Ariston. Geneve.

Vallee J. 1965: Anatomy of a fenomenon. Асе-Book, New York.

Vallee J. 1966: Challenge to Science — The UFO Enigma. Ace, New York.

Vallee J. 1974: Passport to Magonia — From Folklore to Flying Saucers. Henry Regnery, Chicago.

Vallee J. 1976: The Invisible College — What a Group of Scientists Has Discovered about UFO Influences on the Human Race. E. P. Dutton & Co., New York.

Vance A. 1973: The Oregon Photo. FSR Vol. 19, No. 2: 3–5.

Velikovsky Immanuel: Werelden in botsing, Uitgcverij Ankh-Hermes b.v.. Deventer. Vesco R. 1972: Operazione Plenilunio. U. Mursia & С., Milaan.

Von Keviczky C. 1976: The Robert Schwier Photos. Official UFO 5: 22–23, 51–52.

Warshofsky F. 1976: Als Feuer vom Himmel regnete. Das Beste 2: 155–178.

Wells H. G. 1895: The Time Machine. W. Heinemann. Londen.

Weverbergh J. 1975: Ufonauten in opmars. Uitgcverij Ankh-Hermes b.v.. Deventer.

White С. 1975: Canadian Photo Case. APRO-Bull. Vol. 24. No. 4: 1,3.

Wilkins H. Т. 1956: Flying Saucers from the Moon. Peter Owens. Londen.

Wilson С. 1974: UFOs and their Mission Impossible, Signet. N. Y.

Zambicos D. 1974: Photo Cases. APRO-Bull. Vol. 22. No. 5: 8.

Zanatta U. 1973: Ha fotografato il disco volante fra i monti delta Valle di Susa. Stampa Sera. Dic. 3.

Zinsstag L. 1958: The Monguzzi Сase. Flying Saucer Review Vol. 4. No. 5.