Citation: Olga A. Gerasko; Ekaterina A. Mainicheva; Marina I. Naumova; Marco Neumaier; Manfred M. Kappes; Sergey Lebedkin; Dieter Fenske; Vladimir P. Fedin (2008). Sandwich-Type Tetranuclear Lanthanide Complexes with Cucurbit[6]uril: From Molecular Compounds to Coordination Polymers. Inorganic Chemistry, 47, pp. 8869-8880.