%0 Journal Article %A N. S. Romanovskii %T On the elementary theory of an almost polycyclic group %J Sbornik. Mathematics %D 1981 %P 125-132 %V 39 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_1981_39_1_a5/ %G en %F SM_1981_39_1_a5