%0 Journal Article %A Zelinka, Bohdan %T Centrally symmetric Hasse diagrams of finite modular lattices %J Czechoslovak Mathematical Journal %D 1970 %P 81-83 %V 20 %N 1 %U http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1970.100945/ %R 10.21136/CMJ.1970.100945 %G en %F 10_21136_CMJ_1970_100945