@article{Bruckman2008,
  author    = {{Paul S. Bruckman}},
  title     = {{A proof of the Collatz conjecture}},
  journal   = {{International Journal of Mathematical Education in Science and Technology}},
  year      = {{2008}},
  volume    = {{39}},
  number    = {{3}},
  pages     = {{403--407}},
  note      = {{Erratum: {\bf 39}, No. 4 (2008), 567. MR 2009d:11043b}},
}