%0 Journal Article %A Shaun Bullett %A Christopher Penrose %T Mating quadratic maps with the modular group. %J Inventiones mathematicae %D 1994 %P 483-512 %V 115 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM_1994__115_1_144179/ %F IM_1994__115_1_144179