@article{1103859554,
author = {Berzi, Vittorio and Zecca, Antonio},
title = {A proposition-state structure. I. The superposition principle},
journal = {Comm. Math. Phys.},
volume = {35},
number = {1},
year = {1974},
pages = { 93-99},
language = {en},
url = {http://dml.mathdoc.fr/item/1103859554}
}
Berzi, Vittorio; Zecca, Antonio. A proposition-state structure. I. The superposition principle. Comm. Math. Phys., Tome 35 (1974) no. 1, pp. 93-99. http://gdmltest.u-ga.fr/item/1103859554/