RT Journal Article SR Electronic T1 THE PURIFICATION OF ZIRCONIUM JF Science JO Science FD American Association for the Advancement of Science SP 372 OP 372 DO 10.1126/science.61.1579.372 VO 61 IS 1579 A1 Brophy, Dorothy Hall YR 1925 UL http://science.sciencemag.org/content/61/1579/372.abstract AB