TY  - BOOK
AU  - Gohberg, Israel
AU  - Goldberg, Seymour
AU  - Kaashoek, Marinus A
TI  - Basic classes of linear operators
SN  - 9783764369309
PY  - 2003///
CY  - Switzerland
PB  - Springer
KW  - Hilbert spaces
KW  - Spectral theory
KW  - Fredholm operator
ER  -