Wilf91'

BibTeX

@article{DBLP:journals/jal/Wilf91,
  author    = {Herbert S. Wilf},
  title     = {Two Algorithms for the Sieve Method},
  journal   = {J. Algorithms},
  volume    = {12},
  number    = {1},
  year      = {1991},
  pages     = {179-182},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}