@article{AIHPA_1987__47_2_113_0,
     author = {Summers, Stephen J. and Wichmann, Eyvind H.},
     title = {Concerning the condition of additivity in quantum field theory},
     journal = {Annales de l'I.H.P. Physique th\'eorique},
     pages = {113--124},
     publisher = {Gauthier-Villars},
     volume = {47},
     number = {2},
     year = {1987},
     mrnumber = {921310},
     zbl = {0632.46067},
     language = {en},
     url = {http://www.numdam.org/item/AIHPA_1987__47_2_113_0/}
}