TY  - BOOK
AU  - Friedrichs, Kurt Otto
TI  - SPECTRAL THEORY OF OPERATORS IN HILBERT SPACE
U1  - 515.733 
PY  - 1973///
CY  - New York
PB  - Springer-Verlag
KW  - Hilbert Space
KW  - Spectral Theory (Mathematics)
KW  - Operator Theory
ER  -