%0 Journal Article %A Ratislav Telgársky %A Yukinobu Yajima %T On order locally finite and closure-preserving covers %J Fundamenta Mathematicae %D 1980 %P 211-216 %V 109 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/fm-109-3-211-216/ %R 10.4064/fm-109-3-211-216 %G en %F 10_4064_fm_109_3_211_216