@article{AIHPA_1977__27_2_175_0,
     author = {Mansouri, R.},
     title = {On the non-existence of time-dependent fluid spheres in general relativity obeying an equation of state},
     journal = {Annales de l'I.H.P. Physique th\'eorique},
     pages = {175--183},
     publisher = {Gauthier-Villars},
     volume = {27},
     number = {2},
     year = {1977},
     mrnumber = {471900},
     zbl = {0376.76096},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/AIHPA_1977__27_2_175_0/}
}