LEADER 00754nam0-22002531i-450- 001 990001177900403321 035 $a000117790 035 $aFED01000117790 035 $a(Aleph)000117790FED01 035 $a000117790 100 $a20000920d1955----km-y0itay50------ba 101 0 $aeng 200 1 $aMethods of Mathematical Physics$fby FRIEDR ICHS K.O. 210 $aNew York$cNew York University Press$d1955 E MATICAL 225 1 $aNew York University Institute of Mathematical Sciences 700 1$aFriedrichs,$bKurt Otto$040614 801 0$aIT$bUNINA$gRICA$2UNIMARC 901 $aBK 912 $a990001177900403321 952 $a21-A-5$b2904$fMA1 959 $aMA1 996 $aMethods of Mathematical Physics$9341962 997 $aUNINA DB $aING01