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    "title": "Veliko Tŭrnovo, Bulgaria: air quality",
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      "bibtex": "@misc{immigrationdb_immigrationdb_veliko-turnovo-bulgaria-air-quality_d109d4ab507c,\n  author = {ImmigrationDB},\n  title = {Veliko Tŭrnovo, Bulgaria: air quality},\n  publisher = {ImmigrationDB},\n  year = {2026},\n  date = {2026-09-12},\n  version = {approved-static-d7ed373c115d60d0},\n  snapshot = {approved-static-d7ed373c115d60d0},\n  url = {https://immigrationdb.com/cities/bg/veliko-turnovo/},\n  note = {Retrieved 2026-09-12. ImmigrationDB compilation. Compilation license: CC BY 4.0, https://creativecommons.org/licenses/by/4.0/},\n}",
      "markdown": "[Veliko Tŭrnovo, Bulgaria: air quality](https://immigrationdb.com/cities/bg/veliko-turnovo/) — ImmigrationDB; ImmigrationDB; snapshot approved-static-d7ed373c115d60d0; version approved-static-d7ed373c115d60d0; retrieved 2026-09-12; built 2026-09-12."
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}
