# A novel two-phase approach for the bi-objective simultaneous delivery and pickup problem with fuzzy pickup demands

> Research article (International Journal of Production Economics, 2021) · cited 18× · AI/ML

**Wikidata**: [openalex:W3129576728](https://www.wikidata.org/wiki/openalex:W3129576728)  
**Source**: https://4ort.xyz/entity/a-novel-two-phase-approach-for-the-bi-objective-simultaneous-delivery-and-pickup-problem-with-fuzzy-pickup-demands