@misc{indiciae7fcc64a754d5,
  title = {Relational Blackboard},
  author = {Abbott, RobertG},
  year = {2012},
  doi = {10.11578/dc.20220414.32},
  url = {https://www.osti.gov/biblio/code-72959},
  note = {Source identifier: code-72959}
}