@article{10_2298_PIM0272095G,
     author = {Malgorzata Glogowska},
     title = {Semi-riemannian {Manifolds} {Whose} {Weyl} {Tensor} is a {Kulkarni--nomizu} {Square}},
     journal = {Publications de l'Institut Math\'ematique},
     pages = {95 },
     publisher = {mathdoc},
     volume = {_N_S_72},
     number = {86},
     year = {2002},
     doi = {10.2298/PIM0272095G},
     zbl = {1060.53025},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.2298/PIM0272095G/}
}