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001 990003247460203316
005 20090519105033.0
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100   $a20090519d1972----km-y0itay50------ba
101   $aeng
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200 1 $aApproximate solution of operator equations$fM. A. Krasnosel'skii...[et al.]
210   $aGroningen$cWolters-Noordhoff$d1972
215   $aXII, 484 p.$d22 cm
327 1 $aTit. orig.: Pribkizhennoe reshenie operatornykh uravnenii
606 0 $aEquazioni differenziali
676   $a515.14
701  1$aKRASNOSEL'SKII,$bM. A.$0441810
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996   $aApproximate solution of operator equations$91012858
997   $aUNISA