@article{RCM_2017_51_1_a0,
     author = {Ioannis K. Argyros and Santhosh George},
     title = {Ball convergence theorem for a {Steffensen-type} third-order method},
     journal = {Revista colombiana de matematicas},
     pages = {1--14},
     publisher = {mathdoc},
     volume = {51},
     number = {1},
     year = {2017},
     url = {http://geodesic.mathdoc.fr/item/RCM_2017_51_1_a0/}
}