%0 Journal Article %A Tsoy-Wo Ma %T Non-singular set-valued compact fields in locally convex spaces %J Fundamenta Mathematicae %D 1972 %P 249-259 %V 75 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/fm-75-3-249-259/ %R 10.4064/fm-75-3-249-259 %G en %F 10_4064_fm_75_3_249_259