LEADER 00757nam0-22002771i-450-
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035   $a000113599
035   $aFED01000113599
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100   $a20000920d1959----km-y0itay50------ba
101  1$aeng
200 1 $aOrbit theory$fby Birkhoff,Langer
210   $as.l.$cAmerican Mathematical Society$d1959
225 1 $aProceedings of symposia in applied mathematics
300   $aIX Vol.
700  1$aBirkhoff,$bGarrett$f<1911-1996>$013068
702  1$aLanger,$b
801  0$aIT$bUNINA$gRICA$2UNIMARC
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952   $aC-49-(9$b4585$fMA1
959   $aMA1
996   $aOrbit theory$9345166
997   $aUNINA
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