TY  - BOOK
AU  - Parkash,Satya, x
AU  - x
TI  - Advanced chemistry of rara elements: x
SN  - x
U1  - 540/P895a 
PY  - 1986///
CY  - New Delhi
PB  - S. Chand
KW  - Chemistry
N1  - Includes
ER  -