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- [2] THE SEPARATION OF RARE EARTHS BY ION EXCHANGE TRANSACTIONS OF THE AMERICAN INSTITUTE OF MINING AND METALLURGICAL ENGINEERS, 1959, 215 (03): : 457 - 463
- [3] AN IMPROVED METHOD FOR OPERATING ION-EXCHANGE RESIN COLUMNS IN SEPARATING THE RARE-EARTH ELEMENTS JOURNAL OF PHYSICAL CHEMISTRY, 1955, 59 (08): : 690 - 695
- [4] A SIMPLE METHOD FOR SEPARATING MACRO-QUANTITIES OF PROTACTINIUM AND NIOBIUM JOURNAL OF INORGANIC & NUCLEAR CHEMISTRY, 1964, 26 (12): : 2296 - 2297
- [9] ION-EXCHANGE METHOD OF SEPARATING VINCAMETRINE KHIMIKO-FARMATSEVTICHESKII ZHURNAL, 1974, 8 (10): : 51 - 53