soueycatt, M. ., B. . abbas, and S. . . . Soueycatt. “Regularized Newton Approach to Finding Optimal Solution for Optimization Problems – Existence and Uniqueness”. Tishreen University Journal -Basic Sciences Series, vol. 41, no. 3, July 2019, https://journal.tishreen.edu.sy/index.php/bassnc/article/view/8829.