TY  - BOOK
AU  - Courant, Richard  
AU  - Hilbert, David 
TI  - Methods of mathematical physics: v. 2
T2  - Partial Differential Equations
SN  - 0-85226-132-2
PY  - 1975///
CY  - New Delhi
PB  - Wiley Eastern
KW  - Mathematical Physics
ER  -