@misc{indiciae7d57aaadf84c,
  title = {The Boren Amendment and data envelopment analysis.},
  author = {J A Nyman and S Samuels},
  year = {1997},
  url = {https://pubmed.ncbi.nlm.nih.gov/10168996/},
  note = {Source identifier: 10168996}
}