01040nam0-22003131i-450-9900010171904033210-444-86277-3000101719FED01000101719(Aleph)000101719FED0100010171920000920d1981----km-y0itay50------baengSpectral Theory of Differential OperatorsProceedings of the Conference held at the University of Alabama in Birmingham, Alabama, U.S.A., March 26-28, 1981edited by Ian W. Knowles and Roger T. LewisAmsterdam [etc.]North-Holland1981North-Holland mathematics studies55Analisi funzionaleAlgebre astratte517.00//517.36Knowles,Ian W.58734Lewis,Roger T.ITUNINARICAUNIMARCBK99000101719040332114A-16611933FI1FI1Spectral Theory of Differential Operators355266UNINAING01