# The multi-vehicle traveling purchaser problem with pairwise incompatibility constraints and unitary demands: A branch-and-price approach

> Research article (European Journal of Operational Research, 2015) · cited 69× · AI/ML

**Wikidata**: [openalex:W1428828117](https://www.wikidata.org/wiki/openalex:W1428828117)  
**Source**: https://4ort.xyz/entity/the-multi-vehicle-traveling-purchaser-problem-with-pairwise-incompatibility-constraints-and-unitary-demands-a-branch-and