# Two-Phase Free Boundary Problems: From Existence to Smoothness

> Research article (Advanced Nonlinear Studies, 2017) · cited 11× · AI/ML

**Wikidata**: [openalex:W2607317361](https://www.wikidata.org/wiki/openalex:W2607317361)  
**Source**: https://4ort.xyz/entity/two-phase-free-boundary-problems-from-existence-to-smoothness