LEADER 00969nam0-22003371i-450- 001 990001331530403321 005 20051010095757.0 010 $a0-691-08764-4 035 $a000133153 035 $aFED01000133153 035 $a(Aleph)000133153FED01 035 $a000133153 100 $a20001205d1992----km-y0itay50------ba 101 0 $aeng 200 1 $aCombinatorics of Train Tracks$fR. C. Penner, J. L. Harer. 210 $aPrinceton [N.J.]$cPrinceton University Press$d1992. 215 $axi, 216 p.$d24 cm 225 1 $aAnnals of mathematics studies$v125 610 0 $aVarieta e complessi cellulari 610 0 $aAnalisi combinatoria 676 $a511.6 700 1$aPenner,$bR.C.$060561 702 1$aHarer,$bJohn$f<1952- > 801 0$aIT$bUNINA$gRICA$2UNIMARC 901 $aBK 912 $a990001331530403321 952 $aC-11-(125$b11078$fMA1 959 $aMA1 962 $a58E10 996 $aCombinatorics of Train Tracks$9375846 997 $aUNINA