LEADER 00707nam0-22002651i-450- 001 990001202110403321 035 $a000120211 035 $aFED01000120211 035 $a(Aleph)000120211FED01 035 $a000120211 100 $a20000920d1968----km-y0itay50------ba 101 0 $aeng 200 1 $aDifferential topology$eFirst steps$fby WA LLACE A.H. 210 $aNew Jersey$cBenjamin$d1968 610 0 $aTopologia differenziale 700 1$aWallace,$bAndrew H.$051156 801 0$aIT$bUNINA$gRICA$2UNIMARC 901 $aBK 912 $a990001202110403321 952 $a6-G-16$b7831$fMA1 959 $aMA1 962 $a57RXX 996 $aDifferential topology$9343539 997 $aUNINA DB $aING01