@article{LagariasPortaStolarsky1993,
  author    = {{Jeffrey C. Lagarias, Horacio A. Porta and Kenneth B. Stolarsky}},
  title     = {{Asymmetric Tent Map Expansions I. Eventually Periodic Points}},
  journal   = {{J. London Math. Soc.}},
  year      = {{1993}},
  volume    = {{47}},
  pages     = {{542--556}},
  note      = {{MR 94h:58139}},
}