%0 Journal Article %A S. A. Evdokimov %A I. N. Ponomarenko %T On the vertex connectivity of a relation in association scheme %J Zapiski Nauchnykh Seminarov POMI %D 2004 %P 55-62 %V 316 %U http://geodesic.mathdoc.fr/item/ZNSL_2004_316_a3/ %G ru %F ZNSL_2004_316_a3