# espionage

> clandestine acquisition of confidential information

**Wikidata**: [Q165950](https://www.wikidata.org/wiki/Q165950)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Espionage)  
**Source**: https://4ort.xyz/entity/espionage


## References

1. Library of Congress Control Number
2. [Nuovo soggettario](https://thes.bncf.firenze.sbn.it/termine.php?id=6699)
3. Nuovo soggettario
4. [Registros de autoridad de "Materia" de la Biblioteca Nacional de España. Spain open data portal](https://www.bne.es/media/datosgob/catalogo-autoridades/materia/materia-UTF8.zip)
5. BBC Things
6. YSO-Wikidata mapping project
7. [Source](https://islamansiklopedisi.org.tr/tecessus)
8. National Library of Israel
9. KBpedia
10. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)