TY  - BOOK
AU  - Sobolev,Sergei L'vovich
AU  - Broadbent,T.A.A.
AU  - Dawson,E.R.
TI  - Partial differential equations of mathematical physics 
SN  - 0-486-65964-X 
U1  - 530.155353 
PY  - 1989///
CY  - New York
PB  - Dover
KW  - Differential equations, Partial
KW  - physics
ER  -