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Electronegativities of the rare-earth elements
Radiochemical precipitation studies of rare-earth oxalates
Ion exchange separation and instrumental analysis of impurities in rare-earth metals
Hydrogen as a retaining ion for rare-earth separation by ion exchange with EDTA and DCTA
Amines in liquid-liquid extraction of rare-earth elements
Chelating agents in separation of rare-earth compounds by solvent extraction with amines
Yttrium behavior in rare-earth-amine extraction systems and effect of sequestrants
Naphthenic acid solvent extraction of rare-earth sulphates
Some effects of yttrium and rare-earth-metal additions on electrorefined vanadium
Separation of the lanthanide series and yttrium using phosphonic and iminodiacetic acid resins
Extraction and separation of selected lanthanides with a tertiary amine
Amino acids as retaining agents for separation of rare-earth elements on ion-exchange resin
Effects of adding rare-earth silicides, aluminum, and cryolite to molten steel