@article{EJDE_2005__2005__a8,
     author = {Gilbert,  Daphne and Kerouanton,  Alain},
     title = {Zeros of the {Jost} function for a class of exponentially decaying potentials},
     journal = {Electronic journal of differential equations},
     year = {2005},
     volume = {2005},
     zbl = {1095.34055},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EJDE_2005__2005__a8/}
}