# NA Operator-Based Interval-Valued q-Rung Orthopair Fuzzy PSI-COPRAS Group Decision-Making Method

> Research article (International Journal of Fuzzy Systems, 2022) · cited 19× · AI/ML

**Wikidata**: [openalex:W4294710720](https://www.wikidata.org/wiki/openalex:W4294710720)  
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