# Hankel determinant for a subclass of bi-univalent functions defined by using a symmetric q-derivative operator

> Research article (Filomat, 2018) · cited 56× · AI/ML

**Wikidata**: [openalex:W2884976805](https://www.wikidata.org/wiki/openalex:W2884976805)  
**Source**: https://4ort.xyz/entity/hankel-determinant-for-a-subclass-of-bi-univalent-functions-defined-by-using-a-symmetric-q-derivative-operator