@article{SM_2014_205_8_a5,
     author = {V. V. Fokicheva},
     title = {Classification of billiard motions in domains bounded by confocal parabolas},
     journal = {Sbornik. Mathematics},
     pages = {1201--1221},
     publisher = {mathdoc},
     volume = {205},
     number = {8},
     year = {2014},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_2014_205_8_a5/}
}