@misc{indiciaea39a03feaaaa,
  title = {Cyclic scheduling via integer programs with circular ones.},
  author = {J J Bartholdi and J B Orlin and H D Ratliff},
  doi = {10.1287/opre.28.5.1074},
  url = {https://pubmed.ncbi.nlm.nih.gov/10249179/},
  note = {Source identifier: 10249179}
}