@article{wang2001pre,
  author = {Wang, F. and Landau, D. P.},
  title = {{Determining the Density of States for Classical Statistical Models: A Random Walk Algorithm to Produce a Flat Histogram}},
  journal = {Physical Review E},
  volume = {64},
  number = {5},
  pages = {056101},
  year = {2001},
  doi = {10.1103/PhysRevE.64.056101}
}