%0 Journal Article %A P. V. Danchev %T On some properties of extensions of commutative unital rings %J Vladikavkazskij matematičeskij žurnal %D 2009 %P 7-10 %V 11 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/VMJ_2009_11_4_a1/ %G en %F VMJ_2009_11_4_a1