# Sofia

> capital city of Bulgaria

**Wikidata**: [Q472](https://www.wikidata.org/wiki/Q472)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Sofia)  
**Source**: https://4ort.xyz/entity/sofia


## References

1. archINFORM
2. [NRPP](https://www.nsi.bg/nrnm/ekatte/territorial-units)
3. [Sister cities of Sofia](http://en.sistercity.info/sister-cities/Sofia.html)
4. [Source](https://old.kyivcity.gov.ua/files/2018/2/15/Mista-pobratymy.pdf)
5. [Source](https://kyivcity.gov.ua/kyiv_ta_miska_vlada/pro_kyiv/mista-pobratimi_z_yakimi_kiyevom_pidpisani_dokumenti_pro_poridnennya_druzhbu_spivrobitnitstvo_partnerstvo/)
6. [Source](http://www.tirana.gen.al/sister_cities.php)
7. [Source](https://tbilisi.gov.ge/img/original/2018/6/12/tbilisiinfigures.pdf)
8. [Source](https://tbilisi.gov.ge/img/original/2024/4/22/%E1%83%97%E1%83%91%E1%83%98%E1%83%9A%E1%83%98%E1%83%A1%E1%83%98_%E1%83%AA%E1%83%98%E1%83%A4%E1%83%A0%E1%83%94%E1%83%91%E1%83%A8%E1%83%98_-_2023.pdf)
9. [Source](https://ramallah.ps/en/Article/9353/International-Cooperation)
10. Virtual International Authority File
11. BnF authorities
12. CiNii Research
13. BG State e-Government Agency
14. Freebase Data Dumps. 2013
15. FIPS 10-4 Change Notice 5
16. MusicBrainz
17. [Source](https://www.grao.bg/tna/tadr-1998.txt)
18. [Source](https://www.grao.bg/tna/tadr-1999.txt)
19. [Source](https://www.grao.bg/tna/tadr-2000.txt)
20. [Source](https://www.grao.bg/tna/tadr-2001.txt)
21. Q129676789. 1952
22. [National Statistical Institute](http://www.nsi.bg/bg/node/2973/)
23. Flickr Shapefiles Public Dataset 2.0
24. [Source](http://cnig.gouv.fr/wp-content/uploads/2020/02/CNT-PVM_r%C3%A9vis%C3%A9_2020-01-27-1.pdf)
25. BBC Things
26. Getty Thesaurus of Geographic Names
27. [Source](https://service.unece.org/trade/locode/bg.htm)
28. [Source](https://it-ch.topographic-map.com/map-lxp7b3/Sofia/?zoom=19&center=42.69679%2C23.33178&popup=42.69698%2C23.33178)
29. [NRPP](https://az-pitam.org/nmdb/meta.php)
30. BabelNet
31. Treccani's Enciclopedia on line
32. Enciclopedia Treccani
33. [archINFORM](https://www.archinform.net/service/wd_aiort.php)
34. Dizionario di Storia
35. [Source](https://islamansiklopedisi.org.tr/sofya)
36. Bibliography of the History of the Czech Lands
37. museum-digital