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005 20200429114912.0
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035   $aFED01000084266
035   $a(Aleph)000084266FED01
035   $a000084266
100   $a20020821d1977----km-y0itay50------ba
101 0 $aeng
102   $aSU
105   $ay-------001yy
200 1 $aDifferential equations and the calculus of variations$fL. E. Elsgolts$gtranslated from the russian G. Yankovsky
210   $aMoscow$cMir Publishers$d1977
215   $a440 p.$d22 cm
610 0 $aEquazioni differenziali
610 0 $aCalcolo delle variazioni
676   $a515.35
700  1$aElsgolts,$bLev Ernestovic$0346159
702  1$aYankovsky,$bGeorge
801  0$aIT$bUNINA$gRICA$2UNIMARC
901   $aBK
912   $a990000842660403321
952   $a02 31 D 26$b4966$fFINBN
952   $aMXVI-A-15$b3071$fMAS
959   $aFINBN
959   $aMAS
996   $aDifferential equations and the calculus of variations$9348859
997   $aUNINA