@articleRittinghaus_Schäfer_Albrecht_Conrads_Hoffmann_Ksiazkiewicz_Bienemann_Pich_Herres-Pawlis_2019, title=New Kids in Lactide Polymerization: Highly Active and Robust Iron Guanidine Complexes as Superior Catalysts, volume=12, DOI=10.1002/cssc.201900481, number=10, journal=ChemSusChem, author=Rittinghaus, Ruth D. and Schäfer, Pascal M. and Albrecht, Pascal and Conrads, Christian and Hoffmann, Alexander and Ksiazkiewicz, Agnieszka N. and Bienemann, Olga and Pich, Andrij and Herres-Pawlis, Sonja, year=2019, pages=2161–2165