%0 Journal Article %A V. I. Arnautov %A G. N. Ermakova %T On the number of ring topologies on countable rings %J Buletinul Academiei de Ştiinţe a Republicii Moldova. Matematica %D 2015 %P 103-114 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/BASM_2015_1_a6/ %G en %F BASM_2015_1_a6