@article{AIHPA_1964__1_3_291_0,
     author = {Avez, Andr\'e},
     title = {Le ds2 de {Schwarzschild} parmi les ds2 stationnaires},
     journal = {Annales de l'institut Henri Poincar\'e. Section A, Physique Th\'eorique},
     pages = {291--300},
     publisher = {Gauthier-Villars},
     volume = {1},
     number = {3},
     year = {1964},
     mrnumber = {197168},
     zbl = {0129.21204},
     language = {fr},
     url = {http://archive.numdam.org/item/AIHPA_1964__1_3_291_0/}
}