# A two‐level local search heuristic for pickup and delivery problems in express freight trucking

> Research article (Networks, 2019) · cited 11× · AI/ML

**Wikidata**: [openalex:W2981341744](https://www.wikidata.org/wiki/openalex:W2981341744)  
**Source**: https://4ort.xyz/entity/a-twolevel-local-search-heuristic-for-pickup-and-delivery-problems-in-express-freight-trucking