00902nam0-2200325---450-99000880689040332120090216123716.083-01-01494-6000880689FED01000880689(Aleph)000880689FED0100088068920090216d1982----km-y0itay50------baeng--------001yyDiscrete mathematicseditors J.L.Kulikowski,...[et al.]VarsaviaPWN- Polish Scientific Publishers1982224 p.24 cmBanach Center Publications7Matematica discretaTeoria dei grafi511.2Kulikowski,J.L.ITUNINARICAUNIMARCBK990008806890403321MXXII-A-10211089MASMASDiscrete mathematics797796UNINA