# Recovery of the 6-year signal in length of day and its long-term decreasing trend

> Research article (Earth Planets and Space, 2015) · cited 29× · AI/ML

**Wikidata**: [openalex:W1898800046](https://www.wikidata.org/wiki/openalex:W1898800046)  
**Source**: https://4ort.xyz/entity/recovery-of-the-6-year-signal-in-length-of-day-and-its-long-term-decreasing-trend