@article{NSJOM_1984__14__a9,
     author = {Herceg Dragoslav and Petrovi\'c Nenad},
     title = {A note on an iterative process},
     journal = {Novi Sad Journal of Mathematics},
     pages = {117-122},
     year = {1984},
     volume = {14},
     url = {http://geodesic.mathdoc.fr/item/NSJOM_1984__14__a9/}
}