TY  - BOOK
AU  - Courant,R.
ED  - D.Hillbert
TI  - Methods of mathematical physics,
SN  - 0471504475
U1  - 530.15 
PY  - 1989///
CY  - New York
PB  - John Wiley & Sons
KW  - Physics-Mathematics
KW  - Physics-Statistical Methods
N1  - v.2 :Partial differential equations
ER  -