@article{AIHPA_1976__24_2_165_0,
     author = {Papapetrou, A.},
     title = {Une perturbation \`a sym\'etrie sph\'erique de la m\'etrique d'un univers en expansion},
     journal = {Annales de l'institut Henri Poincar\'e. Section A, Physique Th\'eorique},
     pages = {165--170},
     publisher = {Gauthier-Villars},
     volume = {24},
     number = {2},
     year = {1976},
     zbl = {0324.53024},
     language = {fr},
     url = {http://www.numdam.org/item/AIHPA_1976__24_2_165_0/}
}