@article{AIHPA_1973__18_2_147_0,
     author = {Bros, J. and Iagolnitzer, D.},
     title = {Causality and local analyticity : mathematical study},
     journal = {Annales de l'I.H.P. Physique th\'eorique},
     pages = {147--184},
     publisher = {Gauthier-Villars},
     volume = {18},
     number = {2},
     year = {1973},
     mrnumber = {334726},
     zbl = {0286.42016},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/AIHPA_1973__18_2_147_0/}
}