%0 Journal Article %A P. Danchev %T Normed Unit Groups and Direct Factor Problem for Commutative Modular Group Algebras %J Mathematica balkanica %D 1996 %P 161 %V 10 %N 2-3 %I mathdoc %U http://geodesic.mathdoc.fr/item/MABA_1996_10_2-3_a1/ %F MABA_1996_10_2-3_a1