%0 Journal Article %A A. I. Kozko %T On some convergence tests for alternating series and constant sign series %J Čebyševskij sbornik %D 2017 %P 123-133 %V 18 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/CHEB_2017_18_1_a7/ %G ru %F CHEB_2017_18_1_a7