@article{MZ_1996__221_1_174839,
     author = {Piotr Bugiel},
     title = {Approximation for the invariant measures of {Markov} maps in {Rd.}},
     journal = {Mathematische Zeitschrift},
     pages = {139--152},
     publisher = {mathdoc},
     volume = {221},
     number = {1},
     year = {1996},
     zbl = {0845.58042},
     url = {http://geodesic.mathdoc.fr/item/MZ_1996__221_1_174839/}
}