@article{LJM_2005_17_a4,
     author = {K. B. Igudesman},
     title = {Dynamics of finite-multivalued transformations},
     journal = {Lobachevskii journal of mathematics},
     pages = {47--60},
     publisher = {mathdoc},
     volume = {17},
     year = {2005},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/LJM_2005_17_a4/}
}