# Multiple-Input Universal Filter and Quadrature Oscillator Using Multiple-Input Operational Transconductance Amplifiers

> Research article (IEEE Access, 2021) · cited 28× · AI/ML

**Wikidata**: [openalex:W3156166135](https://www.wikidata.org/wiki/openalex:W3156166135)  
**Source**: https://4ort.xyz/entity/multiple-input-universal-filter-and-quadrature-oscillator-using-multiple-input-operational-transconductance-amplifiers