TY  - BOOK
AU  - 
TI  - Rare earths
SN  - 3540075089
U1  - 541.22 
PY  - 1966///
CY  - Berlin
PB  - Springer-Verlag
KW  - Chemical Bonds - Collected Works
UR  - https://link.springer.com/bookseries/430
ER  -