1. Fission-product yields from U, Th and Pu;Katcoff,1955
2. Chemical principles in the separation of fission products from uranium and plutonium by solvent extraction;Fletcher,1956
3. Survey of separation processes for irradiated fuels;Lawroski,1956
4. Extraction by the use of dibutyl carbitol; a literature search;Sachs;USAEC Report Y-860,1952