Mallikarjuna Kumbar, Udaya Ingalagi, Tarannum Patel, Pratibha Marigoudar, Heenakouser Nadaf and S. K. Narasimhamurthy 2017. Geometric Approach for Banach Space Using Hausdorff Distance. International Journal of Mathematics And its Applications. 5, 4 - A (Oct. 2017), 95–102.