# On-policy and off-policy Q-learning strategies for spacecraft systems: An approach for time-varying discrete-time without controllability assumption of augmented system

> Research article (Aerospace Science and Technology, 2024) · cited 31× · AI/ML

**Wikidata**: [openalex:W4391775006](https://www.wikidata.org/wiki/openalex:W4391775006)  
**Source**: https://4ort.xyz/entity/on-policy-and-off-policy-q-learning-strategies-for-spacecraft-systems-an-approach-for-time-varying-discrete-time-without