%0 Journal Article
%A Omelyan Gorbachuk
%A Mykola Komarnytskyi
%A Yuri Maturin
%T On differential preradicals
%J Algebra and discrete mathematics
%D 2007
%P 73-83
%N 4
%I mathdoc
%U http://geodesic.mathdoc.fr/item/ADM_2007_4_a6/
%G en
%F ADM_2007_4_a6