Citation: Wang, Yibin; Lei, Yinlin; Chi, Shuhui; Luo, Yunjie (2013). Rare earth metal bis(silylamide) complexes bearing pyridyl-functionalized indenyl ligand: synthesis, structure and performance in the living polymerization of L-lactide and rac-lactide.. Dalton transactions (Cambridge, England : 2003), 42, pp. 1862-1871.