TY  - BOOK
AU  - Lang Serge
TI  - Cyclotomic fields
T2  - Graduate texts in Mathematics; 69
U1  - B246, M0.2 
PY  - 1980///
CY  - New York    
PB  -  Springer- Verlag       
KW  -  Cyclatomic fields
KW  - Mathematics
ER  -