A Novel Series of Materials Composed of Arrays of Vanadium Oxide Container Molecules, {V18O42(X)} (X = H2O, Cl-, Br-): Synthesis and Characterization of [M2(H2N(CH2)2NH2)5][{M(H2N(CH2)2NH2)2}2V18O42(X)]· 9H2O (M = Zn, Cd) | doi.page