@article{DBLP:journals/jfp/Bird98,
  title = "Meertens' Number",
  author = "Richard S. Bird",
  year = "1998",
  journal = "Journal of Functional Programming",
  number = "1",
  pages = "83-88",
  volume = "8",
  doi = "10.1017/S0956796897002931",
}