Chaty, G.; Chein, M. Invariants lies aux chemins dans les graphes sans circuits. (French) Zbl 0349.05112 Colloq. int. Teorie comb., Roma 1973, Tomo I, 287-308 (1976). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 1 Document MSC: 05C20 Directed graphs (digraphs), tournaments 05C35 Extremal problems in graph theory 05B40 Combinatorial aspects of packing and covering × Cite Format Result Cite Review PDF