00450nam a2200121Ia 4500008004100000082002000041100010300061245005100164260003600215300001500251440003800266700002400304251028b        |||||||| |||| 00| 0 eng d  a511.6bSy989.CG  aSymposium on Combinatorics and Graph Theory, Indian Statistical Instt., Calcutta, Feb. 25-29, 1980  aCombinatorics and graph theory; proceedingsb/  aBerlin:bSpringer-Verlag,c1981  avii, 500p.  aLecture notes in Mathematicsv885  aRao, S. B.eeditor.