1. Topologies on Closed and Closed Convex Sets;Beer,1993
2. Ball separation properties in Banach spaces;Chen;Rocky Mountain J. Math.,1998
3. R. Deville, G. Godefroy, V. Zizler, Smoothness and renormings in Banach spaces, Vol. 64, Pitman Monograph and Surveys in Pure and Applied Mathematics, Longman Ser. Tech., Harlow, 1993.
4. On polyhedral Banach spaces;Fonf;Math. Notes Acad. Sci. USSR,1989
5. Three characterizations of polyhedral Banach spaces;Fonf;Ukrain. Math. J.,1990