Argyros, Ioannis, Stepan M. Shakhno, Yurii Shunkin, and Halyna Yarmola. “Extended Convergence Analysis of Newton-Potra Solver for Equations”. J. Numer. Anal. Approx. Theory 49, no. 2 (February 22, 2021): 100-112. Accessed October 19, 2021. https://ictp.acad.ro/jnaat/journal/article/view/1186.