Citation: S. Kannan et al., Crown ether compounds of actinide bis(beta-diketonate). Synthesis, characterization and molecular structures of [UO2(TTA)(2)H2O](2)(benzo-15,crown-5)(1) and [UO2(TTA)(2)(mu-H2O)](2)(H2O)(2)(dibenzo-18,crown-6) (2), POLYHEDRON, 20(17), 2001, pp. 2145-2150