On a family of iterative methods for simultaneous extraction of all roots of algebraic polynomial. - Gyurhan H. Nedzhibov; Milko G. Petkov (Appl. Math. Comput., 2005)

On some families of multi-point iterative methods for solving nonlinear equations. - Gyurhan H. Nedzhibov; Vejdi I. Hasanov; Milko G. Petkov (Numer. Algorithms, 2006)