{"type":"links","slug":"spanish-ministry-defense-expedientes-ovni","title":"Biblioteca Virtual de Defensa - Expedientes OVNI","url":"https://disclosdex.com/links/spanish-ministry-defense-expedientes-ovni","description":"https://bibliotecavirtual.defensa.gob.es/BVMDefensa/exp_ovni/es/micrositios/inicio.do","date":"2026-05-05T00:00:00.000Z","tags":["Archive"],"connectionCount":0,"content":{"markdown":"Biblioteca Virtual de Defensa is Spain's Ministry of Defense portal for digital reproductions from Defense archives, libraries, and museums; its Expedientes OVNI microsite is the official collection for declassified \"Avistamientos de fenomenos extranos\" case files.[^1][^2]\n\nThe microsite says Spain began declassification in 1991, placed a physical copy in the Air Force Central Library in 1992, and now provides online access to 80 dossiers totaling about 1,900 pages.[^2]\n\nThe case span runs from San Javier, Murcia in 1962 to Moron, Sevilla in 1995, with summaries that record sighting place, date, facts, considerations, conclusions, and classification or declassification proposals; witness and reporting-officer personal data are omitted after declassification.[^2]\n\nIt matters for researchers because the archive joins official digitized Spanish military UFO dossiers with catalog metadata, an advanced search interface, and a title index that exposes records as individual case files rather than a single undifferentiated scan.[^3][^4][^5]\n\nRepresentative records show the metadata depth: the chronological expediente list is cataloged as a 1991-1992 compound archival unit, the military-norms record covers 1968-1985 with a 1996 declassification note, and cases such as Bardenas Reales, Mazarron, and Canarias preserve dates, authorship, page counts, locations, call numbers, and digital-copy access.[^5][^6][^7][^8][^9]\n\n## References\n\n[^1]: [Biblioteca Virtual de Defensa presentation](https://bibliotecavirtual.defensa.gob.es/BVMDefensa/es/inicio/inicio.do)\n\n[^2]: [Expedientes OVNI presentation](https://bibliotecavirtual.defensa.gob.es/BVMDefensa/exp_ovni/es/micrositios/inicio.do)\n\n[^3]: [Expedientes OVNI advanced search](https://bibliotecavirtual.defensa.gob.es/BVMDefensa/exp_ovni/es/consulta/busqueda_avanzada.do)\n\n[^4]: [Expedientes OVNI title list](https://bibliotecavirtual.defensa.gob.es/BVMDefensa/exp_ovni/es/consulta/indice_campo.do?campo=idtitulo)\n\n[^5]: [Avistamiento de fenomenos extranos: listado de expedientes](https://bibliotecavirtual.defensa.gob.es/BVMDefensa/es/consulta/registro.do?id=42269)\n\n[^6]: [Normativa militar sobre el fenomeno OVNI](https://bibliotecavirtual.defensa.gob.es/BVMDefensa/exp_ovni/es/consulta/registro.do?id=40220)\n\n[^7]: [Bardenas Reales case record, January 2, 1975](https://bibliotecavirtual.defensa.gob.es/BVMDefensa/exp_ovni/es/consulta/registro.do?id=38133)\n\n[^8]: [Mazarron case record, July 14, 1978](https://bibliotecavirtual.defensa.gob.es/BVMDefensa/exp_ovni/es/consulta/registro.do?id=38273)\n\n[^9]: [Canarias case record, May 22, 1980](https://bibliotecavirtual.defensa.gob.es/BVMDefensa/exp_ovni/es/consulta/registro.do?id=38295)","readingTime":"2 min read"},"relatedRecords":[],"citation":{"canonicalUrl":"https://disclosdex.com/links/spanish-ministry-defense-expedientes-ovni","title":"Biblioteca Virtual de Defensa - Expedientes OVNI","publisher":"Disclosdex","retrievedFrom":"https://disclosdex.com/api/v1/links/spanish-ministry-defense-expedientes-ovni","license":"CC-BY-4.0"},"url_external":"https://bibliotecavirtual.defensa.gob.es/BVMDefensa/exp_ovni/es/micrositios/inicio.do"}