BibTeX

@ARTICLE{iumj34008,
    author = "Amy Cohen and Thomas Kappeler",
     title = "Scattering and Inverse Scattering for Steplike Potentials in the Schroedinger Equation",
   journal = "Indiana Univ. Math. J.",
  fjournal = "Indiana University Mathematics Journal",
    volume = 34,
      year = 1985,
     issue = 1,
     pages = "127--180",
      issn = "0022-2518",
     coden = "IUMJAB",
   mrclass = "",
}

amsrefs

\bib{iumj34008}{article}{
     author = {Cohen, Amy},
     author = {Kappeler, Thomas},
      title = {Scattering and Inverse Scattering for Steplike Potentials in the Schroedinger Equation},
    journal = {Indiana Univ. Math. J.},
     volume = {34},
       year = {1985},
     number = {1},
      pages = {127 \ndash 180},
}