%0 Journal Article %A Nikandish, Reza %A Miraftab, Babak %T A note on infinite $aS$-groups %J Czechoslovak Mathematical Journal %D 2015 %P 1003-1009 %V 65 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.1007/s10587-015-0223-0/ %R 10.1007/s10587-015-0223-0 %G en %F 10_1007_s10587_015_0223_0