@article{SIGMA_2009_5_a96,
     author = {Christine Scharlach},
     title = {Indefinite {Affine} {Hyperspheres} {Admitting} {a~Pointwise} {Symmetry.} {Part~2}},
     journal = {Symmetry, integrability and geometry: methods and applications},
     year = {2009},
     volume = {5},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SIGMA_2009_5_a96/}
}