@article{1103841943,
author = {Doplicher, Sergio and Haag, Rudolf and Roberts, John E.},
title = {Fields, observables and gauge transformations. II},
journal = {Comm. Math. Phys.},
volume = {12},
number = {1},
year = {1969},
pages = { 173-200},
language = {en},
url = {http://dml.mathdoc.fr/item/1103841943}
}
Doplicher, Sergio; Haag, Rudolf; Roberts, John E. Fields, observables and gauge transformations. II. Comm. Math. Phys., Tome 12 (1969) no. 1, pp. 173-200. http://gdmltest.u-ga.fr/item/1103841943/