# Interval-valued intuitionistic fuzzy digraph-matrix approach with PERMAN algorithm for measuring COVID-19 impact on perishable food supply chain

> Research article (Environment Development and Sustainability, 2022) · cited 15× · AI/ML

**Wikidata**: [openalex:W4285386284](https://www.wikidata.org/wiki/openalex:W4285386284)  
**Source**: https://4ort.xyz/entity/interval-valued-intuitionistic-fuzzy-digraph-matrix-approach-with-perman-algorithm-for-measuring-covid-19-impact-on-peri