%0 Journal Article %A Mónica Moreno Rocha %T A combinatorial invariant for escape time Sierpiński rational maps %J Fundamenta Mathematicae %D 2013 %P 99-130 %V 222 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/fm222-2-1/ %R 10.4064/fm222-2-1 %G en %F 10_4064_fm222_2_1