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200 1 $a1 : Elements of Functional Analysis. XIV,474 p.
210   $aNew York$cSpringer-Verlag$d1977
215   $av. 24 cm
225 1 $aGraduate texts in mathematics$v55
461  0$1001000085122$12001$aIntroduction to Operator Theory
676   $a515.72
700  1$aBrown,$bArlen$041987
702  1$aPearcy,$bCarl M.$f<1935- >
801  0$aIT$bUNINA$gRICA$2UNIMARC
901   $aBK
912   $a990000871780403321
952   $a000087178000001$fFINBN
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996   $a1 : Elements of Functional Analysis. XIV,474 p$9355895
997   $aUNINA
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