Meera, R. Synergistic solvent extraction of thorium(IV) and uranium (VI) with B -diketones in presence of oxo- donors - Trivandrum CSIR 2004 - 152p. Thesis (Ph.D), CUSAT, 2004 Subjects--Index Terms: Chemical Technology Solvents Guide : Reddy, M.L.P. Universal Decimal Class. No.: 66.061.669.822 / MEE