%0 Journal Article
%A Goebel, Kazimierz
%T Remarks on retracting balls on spherical caps in \(c_{0}\), \(c\), \(l^{\infty }\) spaces
%J Annales Universitatis Mariae Curie-Skłodowska. Mathematica 
%D 2020
%P 45-55
%V 74
%N 1
%I mathdoc
%U http://geodesic.mathdoc.fr/item/AUM_2020_74_1_a0/
%G en
%F AUM_2020_74_1_a0