@article{AIHPA_1978__29_2_179_0,
     author = {Sergent, Pierre and Coudray, Christiane},
     title = {The inverse problem at fixed energy for finite range complex potentials},
     journal = {Annales de l'institut Henri Poincar\'e. Section A, Physique Th\'eorique},
     pages = {179--205},
     publisher = {Gauthier-Villars},
     volume = {29},
     number = {2},
     year = {1978},
     mrnumber = {513689},
     zbl = {0395.34024},
     language = {en},
     url = {http://www.numdam.org/item/AIHPA_1978__29_2_179_0/}
}