@article{RM_1973_28_2_a23,
     author = {M. V. Jakobson},
     title = {On the question of the topological classification of rational mappings of the {Riemann} sphere},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     publisher = {mathdoc},
     volume = {28},
     number = {2},
     year = {1973},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/RM_1973_28_2_a23/}
}