@article{oneigensquasispeciesmodeltwovalued,
  title = {On Eigen's quasispecies model, two-valued fitness landscapes, and isometry groups acting on finite metric spaces},
  year = {2016},
  eprint = {1503.03343},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1503.03343v3},
}