@article{IM_1991__103_1_143853,
     author = {Eric Bedford and John Smillie},
     title = {Polynomial diffeomorphisms of {C2:} currents, equilibrium measure and hyperbolicity.},
     journal = {Inventiones mathematicae},
     pages = {69--100},
     year = {1991},
     volume = {103},
     number = {1},
     zbl = {0721.58037},
     url = {http://geodesic.mathdoc.fr/item/IM_1991__103_1_143853/}
}