@article{SEMR_2013_10_a60,
     author = {V. V. Aseev and D. G. Kuzin},
     title = {Normal families of light mappings of the sphere onto itself},
     journal = {Sibirskie \`elektronnye matemati\v{c}eskie izvesti\^a},
     pages = {733--742},
     publisher = {mathdoc},
     volume = {10},
     year = {2013},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SEMR_2013_10_a60/}
}