# Photometric selection and redshifts for quasars in the Kilo-Degree Survey Data Release 4

> Research article (Astronomy and Astrophysics, 2021) · cited 39× · AI/ML

**Wikidata**: [openalex:W3096489575](https://www.wikidata.org/wiki/openalex:W3096489575)  
**Source**: https://4ort.xyz/entity/photometric-selection-and-redshifts-for-quasars-in-the-kilo-degree-survey-data-release-4