@article{
  author = {Aniki, Samuel, Rauf, Kamilu},
  title = {Stability Theorem and Results for Quadrupled Fixed Point of Contractive Type Single Valued Operators},
  journal = {Iranian Journal of Optimization},
  year = {2020},
  volume = {12},
  number = {2},
  pages = {249-257},
  doi = {}
}