# Effect of building façade on indoor transportation noise annoyance in terms of frequency spectrum and expectation for sound insulation

> Research article (Applied Acoustics, 2019) · cited 32× · AI/ML

**Wikidata**: [openalex:W2923916677](https://www.wikidata.org/wiki/openalex:W2923916677)  
**Source**: https://4ort.xyz/entity/effect-of-building-facade-on-indoor-transportation-noise-annoyance-in-terms-of-frequency-spectrum-and-expectation-for-so