# Vienna’s planning history: periodizing stable phases of regulating urban development, 1820–2020

> Research article (Planning Perspectives, 2020) · cited 26× · AI/ML

**Wikidata**: [openalex:W3114024625](https://www.wikidata.org/wiki/openalex:W3114024625)  
**Source**: https://4ort.xyz/entity/viennas-planning-history-periodizing-stable-phases-of-regulating-urban-development-18202020