LEADER 01040nam0-22003131i-450- 001 990001017190403321 010 $a0-444-86277-3 035 $a000101719 035 $aFED01000101719 035 $a(Aleph)000101719FED01 035 $a000101719 100 $a20000920d1981----km-y0itay50------ba 101 0 $aeng 200 1 $aSpectral Theory of Differential Operators$eProceedings of the Conference held at the University of Alabama in Birmingham, Alabama, U.S.A., March 26-28, 1981$fedited by Ian W. Knowles and Roger T. Lewis 210 $aAmsterdam [etc.]$cNorth-Holland$d1981 225 1 $aNorth-Holland mathematics studies$v55 610 0 $aAnalisi funzionale 610 0 $aAlgebre astratte 676 $a517.00//517.36 700 1$aKnowles,$bIan W.$058734 702 1$aLewis,$bRoger T. 801 0$aIT$bUNINA$gRICA$2UNIMARC 901 $aBK 912 $a990001017190403321 952 $a14A-166$b11933$fFI1 959 $aFI1 996 $aSpectral Theory of Differential Operators$9355266 997 $aUNINA DB $aING01