# Spar disbond visualization in in-service composite UAV with ultrasonic propagation imager

> Research article (Aerospace Science and Technology, 2015) · cited 21× · AI/ML

**Wikidata**: [openalex:W238651183](https://www.wikidata.org/wiki/openalex:W238651183)  
**Source**: https://4ort.xyz/entity/spar-disbond-visualization-in-in-service-composite-uav-with-ultrasonic-propagation-imager