%0 Journal Article %A Hidenori Tanaka %T Normality and hereditary countable paracompactness of Pixley-Roy hyperspaces %J Fundamenta Mathematicae %D 1985 %P 201-208 %V 126 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/fm-126-3-201-208/ %R 10.4064/fm-126-3-201-208 %G en %F 10_4064_fm_126_3_201_208