@article{AIHPA_1987__47_2_185_0,
     author = {Balslev, Erik},
     title = {Bounds on many-body resonances},
     journal = {Annales de l'I.H.P. Physique th\'eorique},
     pages = {185--198},
     publisher = {Gauthier-Villars},
     volume = {47},
     number = {2},
     year = {1987},
     mrnumber = {921312},
     zbl = {0649.35023},
     language = {en},
     url = {http://www.numdam.org/item/AIHPA_1987__47_2_185_0/}
}