@article{NSJOM_2001_31_1a_13,
     author = {Lj. 

 Petkovi\'c and M. Petkovi\'c},
     title = {Safe 

 convergence of {Chebychev-like} method},
     journal = {Novi Sad Journal of Mathematics},
     pages = {113-123},
     publisher = {mathdoc},
     volume = {31},
     number = {1},
     year = {2001},
     url = {http://geodesic.mathdoc.fr/item/NSJOM_2001_31_1a_13/}
}