Combinatorial mathematics. Proceedings of the international colloquium on graph theory and combinatorics, Marseille-Luminy, 14-19 June, 1981
BERGE, C ; BRESSON, D ; CAMION, P ; MAURRAS, J. F ; STERBOUL, F
North-Holland mathematics studies, 1983, Vol.75 [Periódico revisado por pares]Amsterdam: North-Holland
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