TY  - BOOK
AU  - Courant,R.
AU  - Hilbert,D.
TI  - Methods of mathematical physics
SN  - 9788126515774
U1  - 530.15 C833M 
PY  - 2008///
CY  - New Delhi
PB  - Wiley
KW  - Linear integral equation
KW  - Calculus of variations
N1  - V.1
ER  -