@article{CMUC_1984__25_2_a10,
     author = {G\k{a}dek, B. and Heberlein, K. and Jakubowicz, A.},
     title = {On certain {Einstein} space-time},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {297--301},
     publisher = {mathdoc},
     volume = {25},
     number = {2},
     year = {1984},
     mrnumber = {768818},
     zbl = {0556.53030},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1984__25_2_a10/}
}