@article{Comer79a,
  title = {Surveyor s Forum: The Tree Branches},
  author = {Douglas Comer},
  year = {1979},
  researchr = {https://researchr.org/publication/Comer79a},
  cites = {0},
  citedby = {0},
  journal = {ACM Computing Surveys},
  volume = {11},
  number = {4},
  pages = {412},
}