# An effective two‐level solution approach for the prize‐collecting generalized minimum spanning tree problem by iterated local search

> Research article (International Transactions in Operational Research, 2020) · cited 10× · AI/ML

**Wikidata**: [openalex:W3090053899](https://www.wikidata.org/wiki/openalex:W3090053899)  
**Source**: https://4ort.xyz/entity/an-effective-twolevel-solution-approach-for-the-prizecollecting-generalized-minimum-spanning-tree-problem-by-iterated-lo