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100   $a20001010d1991----km-y0itay50------ba
101 0 $aeng
105   $ay-------001yy
200 1 $aSingular perturbation methods for ordinary differential equations$fR. E. O'Malley, Jr.
210   $aNew York$cSpringer-Verlag$d1991
215   $aVIII, 225 p.$c64 ill.$d24 cm
225 1 $aApplied mathematical sciences$v89
610 0 $aEuazioni differenziali ordinarie
610 0 $aPerturbazioni
676   $a515.352
700  1$aO'malley,$bRobert E. JR.$040554
801  0$aIT$bUNINA$gRICA$2UNIMARC
901   $aBK
912   $a990000862820403321
952   $a02 60 D 10$b6171$fFINBN
959   $aFINBN
996   $aSingular perturbation methods for ordinary differential equations$983374
997   $aUNINA
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