no. 3
Distribution near the real axis of scattering poles generated by a non-hyperbolic periodic ray
Annales de l'I.H.P. Physique théorique, Tome 60 (1994) no. 3, pp. 291-302 
@article{AIHPA_1994__60_3_291_0,
     author = {Farhy, Leon S.},
     title = {Distribution near the real axis of scattering poles generated by a non-hyperbolic periodic ray},
     journal = {Annales de l'I.H.P. Physique th\'eorique},
     pages = {291--302},
     year = {1994},
     publisher = {Gauthier-Villars},
     volume = {60},
     number = {3},
     mrnumber = {1281648},
     zbl = {0808.35091},
     language = {en},
     url = {https://www.numdam.org/item/AIHPA_1994__60_3_291_0/}
}
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Farhy, Leon S. Distribution near the real axis of scattering poles generated by a non-hyperbolic periodic ray. Annales de l'I.H.P. Physique théorique, Tome 60 (1994) no. 3, pp. 291-302. https://www.numdam.org/item/AIHPA_1994__60_3_291_0/

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