Stratmann, B. O., and M. Urbański. “Jarník and Julia; A Diophantine Analysis for Parabolic Rational Maps for Geometrically Finite Kleinian Groups With Parabolic Elements”. MATHEMATICA SCANDINAVICA 91, no. 1 (September 1, 2002): 27–54. Accessed April 28, 2024. https://www.mscand.dk/article/view/14377.