Knott74'

BibTeX

@article{DBLP:journals/cacm/Knott74,
  author    = {Gary D. Knott},
  title     = {A Numbering Systems for Combinations},
  journal   = {Commun. ACM},
  volume    = {17},
  number    = {1},
  year      = {1974},
  pages     = {45-46},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}