# 3D constrained Hybrid A*: Improved vehicle path planning algorithm for cost-effective road alignment design

> Research article (Automation in Construction, 2024) · cited 12× · AI/ML

**Wikidata**: [openalex:W4401052870](https://www.wikidata.org/wiki/openalex:W4401052870)  
**Source**: https://4ort.xyz/entity/3d-constrained-hybrid-a-improved-vehicle-path-planning-algorithm-for-cost-effective-road-alignment-design