@article{SM_2002_193_3_a1,
     author = {G. V. Belyi},
     title = {Another proof of the~three points theorem},
     journal = {Sbornik. Mathematics},
     pages = {329--332},
     publisher = {mathdoc},
     volume = {193},
     number = {3},
     year = {2002},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_2002_193_3_a1/}
}