@article{IM_1968__5_141912,
     author = {R. WOOD},
     title = {Polynomial {Maps} from {Spheres} to {Spheres.}},
     journal = {Inventiones mathematicae},
     pages = {163--168},
     year = {1968},
     volume = {5},
     zbl = {0204.23805},
     url = {http://geodesic.mathdoc.fr/item/IM_1968__5_141912/}
}