# Existence and Uniqueness Theorems for a Variable-Order Fractional Differential Equation with Delay

> Research article (Axioms, 2023) · cited 39× · AI/ML

**Wikidata**: [openalex:W4362468004](https://www.wikidata.org/wiki/openalex:W4362468004)  
**Source**: https://4ort.xyz/entity/existence-and-uniqueness-theorems-for-a-variable-order-fractional-differential-equation-with-delay