1. A. M. Ostrowski. Solution of Equations in Euclidean and Banach Spaces. Academic Press, London, 1973.
2. A. Cordero, J. L. Hueso, E. Martínez, and J. R. Torregrosa. Steffensen type methods for solving nonlin-
3. ear equations. Journal of computational and applied mathematics, 236(12):3058–3064, 2012.
4. Z. Xiaojian. Modified chebyshev–halley methods free from second derivative. Applied mathematics
5. and computation, 203(2):824–827, 2008.