# Radu–Miheţ Method for the Existence, Uniqueness, and Approximation of the ψ-Hilfer Fractional Equations by Matrix-Valued Fuzzy Controllers

> Research article (Axioms, 2021) · cited 17× · AI/ML

**Wikidata**: [openalex:W3156059769](https://www.wikidata.org/wiki/openalex:W3156059769)  
**Source**: https://4ort.xyz/entity/radumihet-method-for-the-existence-uniqueness-and-approximation-of-the-hilfer-fractional-equations-by-matrix-valued-fuzz