LEADER 00822nam0-22003011i-450-
001 990000885440403321
005 20001010
035   $a000088544
035   $aFED01000088544
035   $a(Aleph)000088544FED01
035   $a000088544
100   $a20001010d--------km-y0itay50------ba
101 0 $aita
105   $ay-------001yy
200 1 $aPositive Solutions of Operator Equations
210   $aNetherland$cNoorthoof L.T.D.$d1964.
215   $dcm 21
333   $app.381$vill.
610 0 $aMaterie varie
700  1$aKrasnosel?skij,$bMark Aleksandrovi?$f<1920- >
801  0$aIT$bUNINA$gRICA$2UNIMARC
901   $aBK
912   $a990000885440403321
952   $a03 M.0,166$b2672$fIINTC
959   $aIINTC
996   $aPositive Solutions of Operator Equations$9356166
997   $aUNINA
DB    $aING01