TY  - BOOK
AU  - Hassi, Seppo
AU  - de Snoo, S.V.
TI  - Operator methods for boundary value problems
SN  - 9781107606111
U1  - 517.954 
PY  - 2012///
CY  - Cambridge
PB  - CUP
KW  - BOUNDARY VALUE PROBLEMS
KW  - OPERATOR METHODS
ER  -