Citation: Feng, Xun; Liu, Bin; Wang, Li-Ya; Zhao, Jian-She; Wang, Jian Ge; Weng, Ng Seik; Shi, Xin-Ge (2010). A series of lanthanide-organic polymers incorporating nitrogen-heterocyclic and aliphatic carboxylate mixed-ligands: structures, luminescent and magnetic properties.. Dalton transactions (Cambridge, England : 2003), 39, pp. 8038-8049.