%0 Journal Article
%A D. Sain
%A K. Paul
%A A. Mal
%T On Approximate Birkhoff-James Orthogonality and Normal Cones in a Normed Space
%J Journal of convex analysis
%D 2019
%P 341-351
%V 26
%N 1
%U http://geodesic.mathdoc.fr/item/JCA_2019_26_1_JCA_2019_26_1_a18/
%F JCA_2019_26_1_JCA_2019_26_1_a18