@article{MAN_1996__305_2_183009,
     author = {Haizhong Li},
     title = {Hypersurfaces with constant scalar curvature in space forms.},
     journal = {Mathematische Annalen},
     pages = {665--672},
     publisher = {mathdoc},
     volume = {305},
     number = {2},
     year = {1996},
     zbl = {0864.53040},
     url = {http://geodesic.mathdoc.fr/item/MAN_1996__305_2_183009/}
}