An efficient derivative free family of fourth order methods for solving systems of nonlinear equations

@article{Sharma2014AnED,
  title={An efficient derivative free family of fourth order methods for solving systems of nonlinear equations},
  author={Janak Raj Sharma and Himani Arora and Miodrag S. Petkovic},
  journal={Applied Mathematics and Computation},
  year={2014},
  volume={235},
  pages={383-393}
}