@article{AIHPA_1981__34_4_465_0,
     author = {Modugno, Marco and Ragionieri, Rodolfo and Stefani, Gianna},
     title = {Differential pseudoconnections and field theories},
     journal = {Annales de l'I.H.P. Physique th\'eorique},
     pages = {465--493},
     publisher = {Gauthier-Villars},
     volume = {34},
     number = {4},
     year = {1981},
     mrnumber = {625175},
     zbl = {0478.70015},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/AIHPA_1981__34_4_465_0/}
}