@article{AIHPA_1991__55_2_590_0,
     author = {Galves, A. and Jona-Lasinio, G.},
     title = {Introduction},
     journal = {Annales de l'I.H.P. Physique th\'eorique},
     pages = {590--590},
     publisher = {Gauthier-Villars},
     volume = {55},
     number = {2},
     year = {1991},
     language = {en},
     url = {http://www.numdam.org/item/AIHPA_1991__55_2_590_0/}
}