%0 Journal Article %A Rataj, Jan %A Zajíček, Luděk %T Properties of distance functions on convex surfaces and applications %J Czechoslovak Mathematical Journal %D 2011 %P 247-269 %V 61 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.1007/s10587-011-0010-5/ %R 10.1007/s10587-011-0010-5 %G en %F 10_1007_s10587_011_0010_5