%0 Journal Article %A Z. I. Borevich %T On the enumeration of finite topologies %J Zapiski Nauchnykh Seminarov POMI %D 1977 %P 47-65 %V 71 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_1977_71_a4/ %G ru %F ZNSL_1977_71_a4