# An Extension of VIKOR Approach for MCDM Using Bipolar Fuzzy Preference δ-Covering Based Bipolar Fuzzy Rough Set Model

> Research article (Spectrum of Operational Research., 2024) · cited 48× · AI/ML

**Wikidata**: [openalex:W4403799932](https://www.wikidata.org/wiki/openalex:W4403799932)  
**Source**: https://4ort.xyz/entity/an-extension-of-vikor-approach-for-mcdm-using-bipolar-fuzzy-preference-covering-based-bipolar-fuzzy-rough-set-model