@article{KleinRosenberger2011,
  author    = {Markus Klein and Elke Rosenberger},
  title     = {Asymptotic eigenfunctions for a class of difference operators},
  journal   = {Asymptotic analysis},
  volume    = {73},
  number    = {1-2},
  pages     = {1 -- 36},
  doi       = {10.3233/ASY-2010-1025},
  year      = {2011},
}