# Topology-Aware Graph Neural Network-Based State Estimation for PMU-Unobservable Power Systems

> Research article (IEEE Transactions on Power Systems, 2025) · cited 10× · AI/ML

**Wikidata**: [openalex:W4410887229](https://www.wikidata.org/wiki/openalex:W4410887229)  
**Source**: https://4ort.xyz/entity/topology-aware-graph-neural-network-based-state-estimation-for-pmu-unobservable-power-systems