# Surface water and groundwater: unifying conceptualization and quantification of the two “water worlds”

> Research article (Hydrology and earth system sciences, 2020) · cited 58× · AI/ML

**Wikidata**: [openalex:W2979838640](https://www.wikidata.org/wiki/openalex:W2979838640)  
**Source**: https://4ort.xyz/entity/surface-water-and-groundwater-unifying-conceptualization-and-quantification-of-the-two-water-worlds