@article{AIHPA_1977__27_1_1_0,
     author = {Bray, M.},
     title = {Sur les tenseurs de polarisation \'electromagn\'etique en relativit\'e g\'en\'erale},
     journal = {Annales de l'institut Henri Poincar\'e. Section A, Physique Th\'eorique},
     pages = {1--8},
     publisher = {Gauthier-Villars},
     volume = {27},
     number = {1},
     year = {1977},
     zbl = {0362.53014},
     language = {fr},
     url = {http://www.numdam.org/item/AIHPA_1977__27_1_1_0/}
}