%0 Journal Article %A V. I. Arnautov %A G. N. Ermakova %T On the number of metrizable group topologies on countable groups %J Buletinul Academiei de Ştiinţe a Republicii Moldova. Matematica %D 2013 %P 17-26 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/BASM_2013_2_a2/ %G en %F BASM_2013_2_a2