@article{AIHPA_1989__50_2_115_0,
     author = {Nakamura, Shu},
     title = {Scattering theory for the shape resonance model. {I.} {Non-resonant} energies},
     journal = {Annales de l'I.H.P. Physique th\'eorique},
     pages = {115--131},
     publisher = {Gauthier-Villars},
     volume = {50},
     number = {2},
     year = {1989},
     mrnumber = {1002815},
     zbl = {0686.35090},
     language = {en},
     url = {http://www.numdam.org/item/AIHPA_1989__50_2_115_0/}
}