# Civil unmanned aircraft system operation in national airspace: A survey from Air Navigation Service Provider perspective

> Research article (Chinese Journal of Aeronautics, 2020) · cited 28× · AI/ML

**Wikidata**: [openalex:W3082476527](https://www.wikidata.org/wiki/openalex:W3082476527)  
**Source**: https://4ort.xyz/entity/civil-unmanned-aircraft-system-operation-in-national-airspace-a-survey-from-air-navigation-service-provider-perspective