TY - JOUR AU - P. V. Danchev TI - On some properties of extensions of commutative unital rings JO - Vladikavkazskij matematičeskij žurnal PY - 2009 SP - 7 EP - 10 VL - 11 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VMJ_2009_11_4_a1/ LA - en ID - VMJ_2009_11_4_a1 ER -