%0 Journal Article %A Peter Danchev %T On the coproducts of cyclics in commutative modular and semisimple group rings %J Buletinul Academiei de Ştiinţe a Republicii Moldova. Matematica %D 2006 %P 45-52 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/BASM_2006_2_a4/ %G en %F BASM_2006_2_a4