TY  - BOOK
AU  - Hellwege,K.H.
TI  - Landolt - Bornstein Numerical Data and Fuctional Relationships In Science and Technology
SN  - 9783540048985
U1  - 502.12 L236 
CY  - New York
PB  - Springer-Verlag
KW  - Mathematics
ER  -