@article{NUMA_1987__52_5_133221,
     author = {Edward R. Vrscay and W.J. Gilbert},
     title = {Extraneous {Fixed} {Points,} {Basin} {Boundaries} and {Chaotic} {Dynamics} for {Schr\"oder} and {K\"onig} {Rational} {Iteration} {Functions.}},
     journal = {Numerische Mathematik},
     pages = {1--16},
     publisher = {mathdoc},
     volume = {52},
     number = {5},
     year = {1987},
     zbl = {0612.30025},
     url = {http://geodesic.mathdoc.fr/item/NUMA_1987__52_5_133221/}
}