@article{KleinRosenberger2016,
  author    = {Markus Klein and Elke Rosenberger},
  title     = {Agmon estimates for the difference of exact and approximate Dirichlet eigenfunctions for difference operators},
  journal   = {Asymptotic analysis},
  volume    = {97},
  pages     = {61 -- 89},
  doi       = {10.3233/ASY-151343},
  year      = {2016},
}