# Time-varying causality inference of different nickel markets based on the convergent cross mapping method

> Research article (Resources Policy, 2021) · cited 25× · AI/ML

**Wikidata**: [openalex:W3207558117](https://www.wikidata.org/wiki/openalex:W3207558117)  
**Source**: https://4ort.xyz/entity/time-varying-causality-inference-of-different-nickel-markets-based-on-the-convergent-cross-mapping-method