# A causality analysis of risks to perishable product supply chain networks during the COVID-19 outbreak era: An extended DEMATEL method under Pythagorean fuzzy environment

> Research article (Transportation Research Part E Logistics and Transportation Review, 2022) · cited 66× · AI/ML

**Wikidata**: [openalex:W4281688169](https://www.wikidata.org/wiki/openalex:W4281688169)  
**Source**: https://4ort.xyz/entity/a-causality-analysis-of-risks-to-perishable-product-supply-chain-networks-during-the-covid-19-outbreak-era-an-extended-d