Abstract. We investigate the group of normalized units of the group algebra $\mathbb Z_p^eG$ of a finite abelian $p$-group $G$ over the ring $\mathbb Z_p^e$ of residues modulo $p^e$ with $e\geq1$.
AMS Subject Classification
(1991): 16S34, 16U60, 20C05
Received January 31, 2013, and in revised form March 5, 2013. (Registered under 10/2013.)