LEADER 00957nam2-2200337---450- 001 990003263670203316 005 20090605083159.0 035 $a000326367 035 $aUSA01000326367 035 $a(ALEPH)000326367USA01 035 $a000326367 100 $a20090605d1972----km-y0itay50------ba 101 $aeng 102 $aUS 105 $a||||||||001yy 200 1 $aPerturbation theory$fYusuke Hagihara 210 $aCambridge$cThe MIT press$d1972 215 $a2 v.$d23 cm 327 $a<> XVII, 504 p. - <> XV, 919 p. 606 0 $aMeccanica celeste 676 $a521 700 1$aHAGIHARA,$bYusuke$0604654 801 0$aIT$bsalbc$gISBD 912 $a990003263670203316 951 $a521 HAG 2 (I)$b15548/CBS$c521$d00221636 951 $a521 HAG 2 (II)$b15549/CBS$c521$d00221656 959 $aBK 969 $aSCI 979 $aRSIAV6$b90$c20090605$lUSA01$h0831 996 $aPerturbation theory$91118863 997 $aUNISA