00864nas a22002411 4500 1/50892 011112c19 9999enkmnzp a0enk d 0095-8956 23272 Αλφαβητική σειρά Journal of combinatorial theory : Series B Duluth, Minn. : Academic Press, v. : ill. ; 23 cm. Bimonthly Vol.10, no.1(Feb. 1971)-v.77, no.2(Nov. 1999) English Graph theory Periodicals. Matroid Periodicals. Combinatorial analysis Periodicals. http://www.sciencedirect.com/science/journal/00958956 ΑΡΧΕΙΟ ΠΕΡΙΟΔΙΚΩΝ 434 Vol.81 no.1(Jan. 2001) - (v.83 no.3(Nov. 2001) Main run Vol.10 no.1(Feb. 1971) - (v.77 no.2(Nov. 1999) Main run