# A novel Pythagorean fuzzy AHP and fuzzy TOPSIS methodology for green supplier selection in the Industry 4.0 era

> Research article (Soft Computing, 2020) · cited 256× · AI/ML

**Wikidata**: [openalex:W3083540193](https://www.wikidata.org/wiki/openalex:W3083540193)  
**Source**: https://4ort.xyz/entity/a-novel-pythagorean-fuzzy-ahp-and-fuzzy-topsis-methodology-for-green-supplier-selection-in-the-industry-4-0-era