@article{18961,
  author = {Brian Cloteaux and Michael LaMar and Elizabeth Moseman and James Shook},
  title = {Threshold Digraphs},
  year = {2012},
  month = {2012-12-05},
  publisher = {Siam Journal on Discrete Mathematics},
  url = {https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=912690},
  language = {en},
}