# Zirconium and hafnium complexes bearing pyrrolidine derived salalen-type {ONNO} ligands and their application for ring-opening polymerization of lactides

> Research article (Dalton Transactions, 2017) · cited 16× · AI/ML

**Wikidata**: [openalex:W2737754458](https://www.wikidata.org/wiki/openalex:W2737754458)  
**Source**: https://4ort.xyz/entity/zirconium-and-hafnium-complexes-bearing-pyrrolidine-derived-salalen-type-onno-ligands-and-their-application-for-ring-ope