@misc{indiciae41aa91bdf051,
  title = {Network marketing.},
  author = {L J Lando},
  year = {1992},
  doi = {10.1038/sj.bdj.4807959},
  url = {https://pubmed.ncbi.nlm.nih.gov/1389591/},
  note = {Source identifier: 1389591}
}