TY  - GEN
AU  - Guptha, C.K.
AU  - Krishnamurthy, N.
TI  - Extractive metallurgy of rare earths
SN  - 0415333407
PY  - 2005///
CY  - Boca Raton
PB  - CRC
KW  - Rare earth metals-Metallurgy
ER  -