# Concept of temporal data retrieval: Undefined value management

> Research article (Concurrency and Computation Practice and Experience, 2019) · cited 16× · AI/ML

**Wikidata**: [openalex:W2950183981](https://www.wikidata.org/wiki/openalex:W2950183981)  
**Source**: https://4ort.xyz/entity/concept-of-temporal-data-retrieval-undefined-value-management