Levy04'

BibTeX

@article{DBLP:journals/dm/Levy04,
  author    = {Dan Levy},
  title     = {Injectivity and surjectivity of Collatz functions},
  journal   = {Discrete Mathematics},
  volume    = {285},
  number    = {1-3},
  year      = {2004},
  pages     = {191-199},
  ee        = {http://dx.doi.org/10.1016/j.disc.2004.03.008},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}