# Conversion between noise exposure indicators Leq24h, LDay, LEvening, LNight, Ldn and Lden: Principles and practical guidance

> Research article (International Journal of Hygiene and Environmental Health, 2017) · cited 89× · AI/ML

**Wikidata**: [openalex:W2761306874](https://www.wikidata.org/wiki/openalex:W2761306874)  
**Source**: https://4ort.xyz/entity/conversion-between-noise-exposure-indicators-leq24h-lday-levening-lnight-ldn-and-lden-principles-and-practical-guidance