Argyros, I. K. and Hilout, S. (2012) “ON THE SEMILOCAL CONVERGENCE OF ULM’S METHOD”, Journal of Nonlinear Analysis and Optimization: Theory & Applications (JNAO), 3(2), pp. 215–223. available at: https://ph03.tci-thaijo.org/index.php/jnao/article/view/2673 (accessed: 2 September 2026).