@article{AIHPA_1978__29_3_257_0,
     author = {Anile, A. M. and Greco, A.},
     title = {Asymptotic waves and critical time in general relativistic magnetohydrodynamics},
     journal = {Annales de l'institut Henri Poincar\'e. Section A, Physique Th\'eorique},
     pages = {257--272},
     publisher = {Gauthier-Villars},
     volume = {29},
     number = {3},
     year = {1978},
     mrnumber = {519695},
     zbl = {0403.76087},
     language = {en},
     url = {http://www.numdam.org/item/AIHPA_1978__29_3_257_0/}
}