TY  - BOOK
AU  - Agranovich M S
AU  - Egorov Yu V
AU  - Shubin M A
TI  - Partial differential equations IX: elliptic boundary value problems
SN  - 3-540-57044-6
U1  - 515.353 
PY  - 1997///
CY  - Berlin
PB  - Springer-Verlag
KW  - Differential equations
KW  - Elliptic boundary problems
KW  - Partial differential equations
ER  -