%0 Journal Article %A Greg Markowsky %T A rigidity theorem for special families of rational functions %J Annales Fennici Mathematici %D 2012 %P 277-284 %V 37 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.5186/aasfm.2012.3717/ %R 10.5186/aasfm.2012.3717 %G en %F AFM_2012_37_1_a20