LEADER 01221nas a2200313 i 4500 001 991002655199707536 005 20231114121055.0 008 011205c19719999cau|| | |eng d 022 $a0095-8956 035 $ab11689572-39ule_inst 035 $aPERLE004714$9ExL 080 $aCDU 518.54 080 $aCDU 519 229 0$aJournal of combinatorial theory. Series B :$bGraph theory. Matroid theory 245 00$aJournal of combinatorial theory. Series B :$bGraph theory. Matroid theory. - 1971- 260 $aSan Diego,$c1971- 500 $aPubblicato anche in formato elettronico 500 $aAccesso elettronico: LE013 1971- 591 $aCodice CNR: P 00046148 592 $aLE013 1984; 740 0 $aJ. Combin. theory. Ser. B 780 00$aJournal of combinatorial theory 856 41$uhttp://www.sciencedirect.com/science/journal/00958956$zE-journal (Available from 1971 to - on ScienceDirect Site) 907 $a.b11689572$b02-02-22$c08-07-02 912 $a991002655199707536 945 $aLE013$g1$lle013$o-$pE0.00$q-$rn$so $t18$u0$v0$w0$x0$y.i11919681$z08-07-02 996 $aJournal of combinatorial theory$9794179 997 $aUNISALENTO 998 $ale013$b01-01-01$cs$da $e-$feng$gcau$h0$i1