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- [11] SOLVENT-EXTRACTION OF HAFNIUM PROCEEDINGS OF THE INDIAN ACADEMY OF SCIENCES SECTION A, 1978, 87 (12): : 465 - 473
- [12] USE OF CHLOROFORM EXTRACTION OF ISOPROPYLTROPOLONATES TO STUDY ZIRCONIUM (+4) AND HAFNIUM (+4) COMPLEXES JOURNAL OF INORGANIC & NUCLEAR CHEMISTRY, 1976, 38 (01): : 145 - 148
- [13] EXTRACTION OF ZIRCONIUM AND HAFNIUM WITH TRIFLUOROMETHYL-SUBSTITUTED HYDROXAMIC ACIDS JOURNAL OF INORGANIC & NUCLEAR CHEMISTRY, 1970, 32 (09): : 3059 - &
- [16] SEPARATION OF ZIRCONIUM AND HAFNIUM BY LIQUID-LIQUID EXTRACTION USING ALIPHATIC KETONES JOURNAL OF THE ELECTROCHEMICAL SOCIETY OF JAPAN, 1969, 37 (04): : 263 - &
- [18] STUDY OF MIXED CHELATES OF HAFNIUM BY SOLVENT-EXTRACTION JOURNAL OF INORGANIC & NUCLEAR CHEMISTRY, 1981, 43 (06): : 1371 - 1376
- [19] EXTRACTION OF ZIRCONIUM AND HAFNIUM FROM SOLUTIONS CONTAINING NITRIC AND HYDROCHLORIC ACIDS DOKLADY AKADEMII NAUK SSSR, 1962, 143 (06): : 1413 - &