LEADER 00932nam0-22003371i-450- 001 990000012330403321 005 20100212105706.0 035 $a000001233 035 $aFED01000001233 035 $a(Aleph)000001233FED01 035 $a000001233 100 $a20020821d1962----km-y0itay50------ba 101 0 $aeng 105 $ay-------001yy 200 1 $a<>introduction to phase-integral methods$fJ. Heading 210 $aNew York$cJ. Wiley and sons$eLondon$cMethuen$d1962 215 $a160 p.$cill.$d19 cm 610 0 $aFisica 676 $a530 700 1$aHeading,$bJohn$042243 801 0$aIT$bUNINA$gRICA$2UNIMARC 901 $aBK 912 $a990000012330403321 952 $a13 B 31 07$b24839$fFINBC 952 $a10 B II 34$b5621$fDINEL 952 $aMXV-A-113$b024692$fMAS 959 $aFINBC 959 $aDINEL 959 $aMAS 996 $aIntroduction to phase-integral methods$9108279 997 $aUNINA