@article{10_4064_ap104_2_3,
     author = {Jin Tang Li},
     title = {The rigidity theorem for {Landsberg} hypersurfaces
 of a {Minkowski} space},
     journal = {Annales Polonici Mathematici},
     pages = {153--160},
     publisher = {mathdoc},
     volume = {104},
     number = {2},
     year = {2012},
     doi = {10.4064/ap104-2-3},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/ap104-2-3/}
}