@article{SM_2000_191_3_a0,
     author = {A. A. Arsen'ev},
     title = {Resonances in the~scattering problem for {a~Sturm{\textendash}Liouville} operator},
     journal = {Sbornik. Mathematics},
     pages = {319--328},
     year = {2000},
     volume = {191},
     number = {3},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_2000_191_3_a0/}
}