%0 Journal Article %A K. L. Rychkov %T A lower bound for the complexity of generalized parallel-serial contact circuits for a~characteristic function of divisibility by~$q$ %J Diskretnyj analiz i issledovanie operacij %D 2010 %P 68-76 %V 17 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DA_2010_17_6_a4/ %G ru %F DA_2010_17_6_a4