“Modified BFGS Update (H-Version) Based on the Determinant Property of Inverse of Hessian Matrix for Unconstrained Optimization”. Baghdad Science Journal 17, no. 3(Suppl.) (September 8, 2020): 0994. Accessed June 6, 2025. https://bsj-ojs.uobaghdad.edu.iq/index.php/BSJ/article/view/3672.