@article{AIHPA_1978__29_3_241_0,
     author = {Choquet-Bruhat, Yvonne and Christodoulou, Demetrios and Francaviglia, Mauro},
     title = {Cauchy data on a manifold},
     journal = {Annales de l'institut Henri Poincar\'e. Section A, Physique Th\'eorique},
     pages = {241--255},
     publisher = {Gauthier-Villars},
     volume = {29},
     number = {3},
     year = {1978},
     mrnumber = {519694},
     zbl = {0412.35018},
     language = {en},
     url = {http://www.numdam.org/item/AIHPA_1978__29_3_241_0/}
}