TY  - BOOK
AU  - Gupta, C. K.
TI  - Extractive metallurgy of rare earths / 
SN  - 9780415333405
U1  - 669.291 22
PY  - 2005///
CY  - Boca Raton : 
PB  - CRC Press, 
KW  - Rare earth metals -- Metallurgy
N1  - Include Index
ER  -