Imdad, M., Soliman, A. H., & Barakat, M. A. (2013). ON GENERALIZED LIPSCHITZIAN MAPPING AND EXPANSIVE LIPSCHITZ CONSTANT. Journal of Nonlinear Analysis and Optimization: Theory & Applications (JNAO), 5(1), 11–25. retrieved from https://ph03.tci-thaijo.org/index.php/jnao/article/view/2726