%0 Journal Article %A S. A. Kolyasnikov %T Units of integral group rings of finite groups with a direct multiplier of order~3 %J Vestnik Ûžno-Uralʹskogo gosudarstvennogo universiteta. Seriâ, Matematika, mehanika, fizika %D 2013 %P 13-20 %V 5 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/VYURM_2013_5_2_a1/ %G ru %F VYURM_2013_5_2_a1