%0 Journal Article %A V. I. Arnautov %T Properties of finite unrefinable chains of ring topologies %J Fundamentalʹnaâ i prikladnaâ matematika %D 2010 %P 5-16 %V 16 %N 8 %I mathdoc %U http://geodesic.mathdoc.fr/item/FPM_2010_16_8_a0/ %G ru %F FPM_2010_16_8_a0