@article{10_4064_fm222_2_1,
     author = {M\'onica Moreno Rocha},
     title = {A combinatorial invariant for
 escape time {Sierpi\'nski} rational maps},
     journal = {Fundamenta Mathematicae},
     pages = {99--130},
     publisher = {mathdoc},
     volume = {222},
     number = {2},
     year = {2013},
     doi = {10.4064/fm222-2-1},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/fm222-2-1/}
}