# A hierarchical solution evaluation method and a hybrid algorithm for the vehicle routing problem with drones and multiple visits

> Research article (Transportation Research Part C Emerging Technologies, 2022) · cited 85× · AI/ML

**Wikidata**: [openalex:W4286321718](https://www.wikidata.org/wiki/openalex:W4286321718)  
**Source**: https://4ort.xyz/entity/a-hierarchical-solution-evaluation-method-and-a-hybrid-algorithm-for-the-vehicle-routing-problem-with-drones-and-multipl