# Progress in the Knowledge, Application and Influence of Extremely Low Frequency Signals

> Research article (Applied Sciences, 2020) · cited 14× · AI/ML

**Wikidata**: [openalex:W3026646999](https://www.wikidata.org/wiki/openalex:W3026646999)  
**Source**: https://4ort.xyz/entity/progress-in-the-knowledge-application-and-influence-of-extremely-low-frequency-signals