%0 Journal Article %A E. Sharikov %T Subbases for N-ary Convexities %J Journal of convex analysis %D 2009 %P 377-39 %V 16 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/JCA_2009_16_2_JCA_2009_16_2_a3/ %F JCA_2009_16_2_JCA_2009_16_2_a3